Subido por Samyra Ch

FISIOQUIMICAMARTES02

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1-ELEMENTO BERILIO
𝐵𝑒𝑟𝑖𝑙𝑖𝑜
𝑇𝑓
𝑇𝑖
𝑚
100 𝐶° 23.3𝐶° 20 𝑔
20 𝑔
 procedimiento para hallar el calor especifico de berilio 20 g
1. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑸 = 𝒎𝒄𝜟𝒕.
𝒎 = 𝟐𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟑. 𝟑 = 𝟕𝟔. 𝟕 𝑪°
𝑄 = 𝑐 × 20𝑔 × 76.7 𝐶°
𝑄 = 𝑐 × 1534𝑔/𝐶°
𝒄 =?
𝑸 =?
 procedimiento para hallar Q en función de los datos de agua:
𝑇𝑖
20𝐶°
𝐴𝑔𝑢𝑎
𝑇𝑓
𝑚
23.3𝐶° 200𝑚𝑙
𝒎 = 200 𝑔
∆ 𝑻 = 23.3 𝐶° − 20𝐶° = 3.33°𝐶
𝒄=1
𝑸 =?
 reemplazando Q por c para hallar el calor especifico
𝑄 = 𝑐 × 1534𝑔. 𝐶°
666 = 𝑐 × 1534
𝑐𝑎𝑙
𝑐 = 0.434 𝑔×° 𝐶
1. remplazando los datos:
𝑄 = 1 × 200 × 3.33𝐶°
𝑄 = 666 𝑐𝑎𝑙
30 𝑔
𝐵𝑒𝑟𝑖𝑙𝑖𝑜
𝑇𝑓
𝑇𝑖
𝑚
100 𝐶° 24.9𝐶° 30 𝑔
 procedimiento para hallar el calor especifico de berilio 30 g
𝑸 = 𝒎𝒄𝜟𝒕.
2. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝒎 = 𝟑𝟎 𝒈
𝑄 = 𝑐 ×𝑚 ×∆𝑇
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟒. 𝟗 = 𝟕𝟓. 𝟏 𝑪°
𝒄 =?
𝑄 = 𝑐 × 30𝑔 × 75.1 𝐶°
𝑸 =?
𝑄 = 𝑐 × 2253𝑔. 𝐶°
 procedimiento para hallar Q en función de los datos de agua:
𝒎 = 200 𝑔
∆ 𝑻 = 24.9 𝐶° − 20𝐶° = 4.9°𝐶
𝒄=1
𝑸 =?
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠 𝑑𝑒 ∆ 𝑻
𝑄 = 1 × 200 × 4.9
𝑄 = 980 𝑐𝑎𝑙
 reemplazando Q por c para hallar el calor especifico
𝑄 = 𝑐 × 2253𝑔. 𝐶°
980 = 𝑐 × 2253
𝑐 = 0.434
𝑐𝑎𝑙
𝑔×° 𝐶
𝐵𝑒𝑟𝑖𝑙𝑖𝑜
𝑇𝑓
𝑇𝑖
𝑚
100 𝐶° 26.4𝐶° 40 𝑔
40 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑄 = 𝑐 × 40𝑔 × 73.6𝐶°
𝑄 = 𝑐 × 2944𝑔. 𝐶°
𝒎 = 𝟒𝟎 𝒈
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟔. 𝟒 = 𝟕𝟑. 𝟔𝑪°
𝑚 = 200 𝑔
𝒄 =?
∆ 𝑇 = 26.4 𝐶° − 20𝐶° = 6.4°𝐶
𝑸 =?
𝑄 = 1 × 200 × 6.4 = 1280𝑐𝑎𝑙
50 𝑔
𝐵𝑒𝑟𝑖𝑙𝑖𝑜
𝑇𝑓
𝑇𝑖
𝑚
50
𝑔
100 𝐶° 27.8𝐶°
1. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑄 = 𝑐 × 50𝑔 × 72.2𝐶°
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 × 2944𝑔. 𝐶°
1280 = 𝑐 × 2944
𝑐 = 0.434
𝑐𝑎𝑙
𝑔×° 𝐶
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑸 = 𝒎𝒄𝜟𝒕.
𝑄 = 𝑐 × 3610𝑔. 𝐶°
𝑄 = 𝑐 × 3610𝑔. 𝐶°
𝒎 = 𝟓𝟎 𝒈
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
1560 = 𝑐 × 3610
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟕. 𝟖 = 𝟕𝟐. 𝟐𝑪°
𝑚 = 200 𝑔
𝑐 = 0.432
𝒄 =?
𝑐𝑎𝑙
𝑔×° 𝐶
∆ 𝑇 = 27.8 𝐶° − 20𝐶° = 7.8°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 7.8 = 1560𝑐𝑎𝑙
2- ELEMENTO ORO
ORO
20 𝑔
𝑇𝑖
100 𝐶°
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑓
𝑚
20.2𝐶° 20 𝑔 𝑄 = 𝑐 × 50𝑔
𝑄×
=72.2𝐶°
𝑐 × 20𝑔 × 79.8𝐶°
𝑄 = 𝑐 × 3610𝑔. 𝐶°
𝑄 = 𝑐 × 1596𝑔. 𝐶°
𝑸 = 𝒎𝒄𝜟𝒕.
𝒎 = 𝟐𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟎. 𝟐 = 𝟕𝟗. 𝟖𝑪°
𝒄 =?
𝑸 =?
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑚 = 200 𝑔
∆ 𝑇 = 20.2 𝐶° − 20𝐶° = 0.2°𝐶
𝑄 = 1 × 200𝑔 × 0.2 = 40 𝑐𝑎𝑙
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 1596𝑔. 𝐶°
40 = 𝑐 × 1596
𝑐 = 0.025
𝑐𝑎𝑙
𝑔×° 𝐶
ORO
30 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
20.4𝐶° 30 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
= 50𝑔
𝑐 × 30𝑔
× 79.6 𝐶°
𝑄 =𝑄𝑐 ×
× 72.2𝐶°
𝑄=𝑐×
𝑄 = 𝑐 × 3610𝑔.
𝐶°2338 𝑔. 𝐶°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 2338𝑔. 𝐶°
80 = 𝑐 × 2338
𝒎 = 𝟑𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟎. 𝟒 = 𝟕𝟗. 𝟔 𝑪°
𝑐 = 0.034
𝑐𝑎𝑙
𝑔×° 𝐶
∆ 𝑇 = 20.4 𝐶° − 20𝐶° = 0.4°𝐶
𝒄 =?
𝑄 = 1 × 200𝑔 × 0.4 = 80 𝑐𝑎𝑙
𝑸 =?
ORO
40 𝑔
𝑚 = 200 𝑔
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
20.5𝐶° 40 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
40𝑔××72.2𝐶°
79.5 𝐶°
𝑄𝑄==𝑐𝑐××50𝑔
= 𝑐 × 3180
𝑄=𝑐𝑄
× 3610𝑔.
𝐶° 𝑔. 𝐶°
𝒎 = 𝟒𝟎 𝒈
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟎. 𝟓 = 𝟕𝟗. 𝟓 𝑪°
𝑚 = 200 𝑔
𝒄 =?
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3180𝑔. 𝐶°
100 = 𝑐 × 3180
𝑐 = 0.031
𝑐𝑎𝑙
𝑔×° 𝐶
∆ 𝑇 = 20.5 𝐶° − 20𝐶° = 0.5°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 0.5 = 100 𝑐𝑎𝑙
ORO
50 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
20.6𝐶° 50 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
𝒎 = 𝟓𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟎. 𝟔 = 𝟕𝟗. 𝟒 𝑪°
𝑐 ××
50𝑔
× 79.4 𝐶°
𝑄 = 𝑐𝑄×=50𝑔
72.2𝐶°
𝑄 = 𝑐 ×𝐶°3970 𝑔. 𝐶°
𝑄 = 𝑐 × 3610𝑔.
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑚 = 200 𝑔
∆ 𝑇 = 20.6 𝐶° − 20𝐶° = 0.6°𝐶
𝒄 =?
𝑸 =?
𝑄 = 1 × 200𝑔 × 0.6 = 120 𝑐𝑎𝑙
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3970 𝑔. 𝐶°
120 = 𝑐 × 3970
𝑐𝑎𝑙
𝑐 = 0.030 𝑔×° 𝐶
3-ELEMENTO HIERRO
HIERRO
20 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
20.9 𝐶° 20 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄=
× 20𝑔 × 79.1 𝐶°
𝑄 = 𝑐 × 50𝑔
× 𝑐72.2𝐶°
𝑄 = 𝑐 × 1582 𝑔. 𝐶°
𝑄 = 𝑐 × 3610. 𝐶°
𝑄 = 𝑐 𝑥 1582 𝑔. 𝐶°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
180 = 𝑐 × 1582
𝒎 = 𝟐𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟎. 𝟗 = 𝟕𝟗. 𝟏 𝑪°
∆ 𝑇 = 20.9 𝐶° − 20𝐶° = 0.9°𝐶
𝒄 =?
𝑸 =?
HIERRO
30 𝑔
𝑐𝑎𝑙
𝑐 = 0.114 𝑔×° 𝐶
𝑚 = 200 𝑔
𝑄 = 1 × 200𝑔 × 0.9 = 180 𝑐𝑎𝑙
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
21.3 𝐶° 30 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑐 ××
30𝑔
× 78.7𝐶°
𝑄 = 𝑐𝑄×=50𝑔
72.2𝐶°
𝑄 = 𝑐𝐶°× 2361 𝑔. 𝐶°
𝑄 = 𝑐 × 3610.
𝑸 = 𝒎𝒄𝜟𝒕.
𝑄 = 𝑐 𝑥 2361 𝑔. 𝐶°
260 = 𝑐 × 2361
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝒎 = 𝟑𝟎 𝒈
𝑐𝑎𝑙
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟑 = 𝟕𝟖. 𝟕 𝑪°
∆ 𝑇 = 21.3 𝐶° − 20𝐶° = 1.3°𝐶
𝒄 =?
𝑄 = 1 × 200𝑔 × 1.3 = 260 𝑐𝑎𝑙
𝑸 =?
HIERRO
40 𝑔
𝑐 = 0.110 𝑔×° 𝐶
𝑚 = 200 𝑔
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
21.7 𝐶° 40 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑐 ××40𝑔
× 78.3𝐶°
𝑄 = 𝑐𝑄
×=
50𝑔
72.2𝐶°
𝑄 =𝐶°𝑐 × 3132 𝑔. 𝐶°
𝑄 = 𝑐 × 3610.
𝒎 = 𝟒𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟕 = 𝟕𝟖. 𝟑 𝑪°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3132 𝑔. 𝐶°
340 = 𝑐 × 3132
𝑐𝑎𝑙
𝒄 =?
𝑚 = 200 𝑔
𝑸 =?
∆ 𝑇 = 21.7 𝐶° − 20𝐶° = 1.7°𝐶
𝑄 = 1 × 200𝑔 × 1.7 = 340 𝑐𝑎𝑙
𝑐 = 0.108 𝑔×° 𝐶
HIERRO
50 𝑔
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
22.1 𝐶° 50 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐𝑄
×=
50𝑔
72.2𝐶°
𝑐 ××50𝑔
× 77.9𝐶°
𝑄 = 𝑐 × 3610.
𝑄 =𝐶°
𝑐 × 3895 𝑔. 𝐶°
𝑄 = 𝑐 𝑥 3895 𝑔. 𝐶°
𝒎 = 𝟓𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟐. 𝟏 = 𝟕𝟕. 𝟗 𝑪°
420 = 𝑐 × 3895
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑐𝑎𝑙
𝒄 =?
𝑚 = 200 𝑔
𝑸 =?
∆ 𝑇 = 22.1𝐶° − 20𝐶° = 2.1°𝐶
𝑐 = 0.107 𝑔×° 𝐶
𝑄 = 1 × 200𝑔 × 2.1 = 420 𝑐𝑎𝑙
4- ELEMENTO COBRE
COBRE
20 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
20.7 𝐶° 20 𝑔
𝑄 = 𝑐 ×𝑄50𝑔
= 𝑐××72.2𝐶°
20𝑔 × 79.3𝐶°
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 × 3610.
𝑄 𝐶°
= 𝑐 × 1586 𝑔. 𝐶°
𝑸 = 𝒎𝒄𝜟𝒕.
𝑄 = 𝑐 𝑥 1586 𝑔. 𝐶°
140 = 𝑐 × 1586
𝒎 = 𝟐𝟎 𝒈
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑐 = 0.088
𝑐𝑎𝑙
𝑔×° 𝐶
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟎. 𝟕 = 𝟕𝟗. 𝟑 𝑪°
𝑚 = 200 𝑔
𝒄 =?
∆ 𝑇 = 20.7𝐶° − 20𝐶° = 0.7°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 0.7 = 140 𝑐𝑎𝑙
COBRE
30 𝑔
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
21.1 𝐶° 30 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑄 =𝑐×𝑄
50𝑔
72.2𝐶°
=×
𝑐×
30𝑔 × 78.9𝐶°
𝑄 = 𝑐 × 3610.𝑄𝐶°= 𝑐 × 2367 𝑔. 𝐶°
𝒎 = 𝟐𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟏 = 𝟕𝟖. 𝟗 𝑪°
𝒄 =?
𝑸 =?
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 2367 𝑔. 𝐶°
220 = 𝑐 × 2367
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑚 = 200 𝑔
∆ 𝑇 = 21.1𝐶° − 20𝐶° = 1.1°𝐶
𝑄 = 1 × 200𝑔 × 1.1 = 220 𝑐𝑎𝑙
𝑐𝑎𝑙
𝑐 = 0.092 𝑔×° 𝐶
COBRE
40 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
21.4 𝐶° 40 𝑔
𝑄 =𝑄𝑐 ×
× 72.2𝐶°
= 50𝑔
𝑐 × 40𝑔
× 78.6𝐶°
𝑄 = 𝑐 × 3610.
𝑄 = 𝑐𝐶°
× 3144 𝑔. 𝐶°
𝑸 = 𝒎𝒄𝜟𝒕.
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟒 = 𝟕𝟖. 𝟔𝑪°
𝑚 = 200 𝑔
𝒄 =?
∆ 𝑇 = 21.4𝐶° − 20𝐶° = 1.4°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 1.4 = 280 𝑐𝑎𝑙
𝑇𝑖
100 𝐶°
𝑄 = 𝑐 𝑥 3144 𝑔. 𝐶°
280 = 𝑐 × 3144
𝒎 = 𝟒𝟎 𝒈
COBRE
50 𝑔
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑇𝑓
𝑚
21.8𝐶° 50 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑄=𝑐×
× 50𝑔
72.2𝐶°
𝑄 50𝑔
=𝑐×
× 78.2 𝐶°
𝑄 = 𝑐 × 3610.
𝑄 =𝐶°𝑐 × 3910 𝑔. 𝐶°
𝒎 = 𝟓𝟎 𝒈
𝑐 = 0.089
𝑐𝑎𝑙
𝑔×° 𝐶
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3910 𝑔. 𝐶°
360 = 𝑐 × 3910
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟖 = 𝟕𝟖. 𝟐 𝑪°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝒄 =?
𝑚 = 200 𝑔
𝑸 =?
∆ 𝑇 = 21.8 𝐶° − 20𝐶° = 1.8°𝐶
𝑐𝑎𝑙
𝑐 = 0.092 𝑔×° 𝐶
𝑄 = 1 × 200𝑔 × 1.8 = 360 𝑐𝑎𝑙
5- ELEMENTO GRAFITO
GRAFITO
20 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
21.3𝐶° 20 𝑔
𝑄 = 𝑐𝑄×=50𝑔
72.2𝐶°
𝑐 ××20𝑔
× 78.7 𝐶°
𝑄 = 𝑐 × 3610.
𝑄 = 𝐶°
𝑐 × 1574 𝑔. 𝐶°
𝑸 = 𝒎𝒄𝜟𝒕.
𝒎 = 𝟐𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟑 = 𝟕𝟖. 𝟕 𝑪°
𝒄 =?
𝑸 =?
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑚 = 200 𝑔
∆ 𝑇 = 21.3𝐶° − 20𝐶° = 1.3°𝐶
𝑄 = 1 × 200𝑔 × 1.3 = 260 𝑐𝑎𝑙
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 1574 𝑔. 𝐶°
260 = 𝑐 × 1574
𝑐𝑎𝑙
𝑐 = 0.165 𝑔×° 𝐶
GRAFITO
30 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
22𝐶°
𝑚
30 𝑔
𝑄 = 𝑐 × 50𝑔 × 72.2𝐶°
𝑄 = 𝑐 × 30𝑔 × 78 𝐶°
𝑄 = 𝑐 × 3610. 𝐶°
𝑄 = 𝑐 × 2340 𝑔. 𝐶°
𝑸 = 𝒎𝒄𝜟𝒕.
𝑄 = 𝑐 𝑥 2340 𝑔. 𝐶°
400 = 𝑐 × 2340
𝒎 = 𝟐𝟎 𝒈
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟐 = 𝟕𝟖 𝑪
𝒄 =?
𝑐𝑎𝑙
𝑐 = 0.170 𝑔×° 𝐶
𝑚 = 200 𝑔
∆ 𝑇 = 22 𝐶° − 20𝐶° = 2°𝐶
𝑸 =?
GRAFITO
40 𝑔
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 1 × 200𝑔 × 2 = 400 𝑐𝑎𝑙
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
22.6𝐶° 40 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
𝑄 = 𝑐 ×𝑄
50𝑔
= 𝑐××72.2𝐶°
40𝑔 × 77.4 𝐶°
𝑄 = 𝑐 × 3610.𝑄𝐶°
= 𝑐 × 3096 𝑔. 𝐶°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝒎 = 𝟒𝟎 𝒈
𝑚 = 200 𝑔
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟐. 𝟔 = 𝟕𝟕. 𝟒 𝑪
∆ 𝑇 = 22.6 𝐶° − 20𝐶° = 2.6°𝐶
𝒄 =?
𝑄 = 1 × 200𝑔 × 2.6 = 520 𝑐𝑎𝑙
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3096 𝑔. 𝐶°
520 = 𝑐 × 3096
𝑐 = 0.167
𝑐𝑎𝑙
𝑔×° 𝐶
𝑸 =?
GRAFITO
50 𝑔
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
23.3𝐶° 50 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
𝒎 = 𝟓𝟎 𝒈
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑄=𝑐×
72.2𝐶°
𝑄 50𝑔
= 𝑐 × 50𝑔
× 76.7 𝐶°
𝑄 = 𝑐 × 3610.
𝑄 =𝐶°𝑐 × 3835 𝑔. 𝐶°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟑. 𝟑 = 𝟕𝟔. 𝟕 𝑪
𝑚 = 200 𝑔
𝒄 =?
∆ 𝑇 = 23.3 𝐶° − 20𝐶° = 3.3°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 3.3 = 660 𝑐𝑎𝑙
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3835 𝑔. 𝐶°
660 = 𝑐 × 3835
𝑐𝑎𝑙
𝑐 = 0.172 𝑔×° 𝐶
6-ELEMENTO ALUMINIO
ALUMINIO
20 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑐 ××
20𝑔
× 78.3 𝐶°
𝑄 = 𝑐𝑄×=50𝑔
72.2𝐶°
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
21.7𝐶° 20 𝑔
𝑄 = 𝑐𝐶°× 1566 𝑔. 𝐶°
𝑄 = 𝑐 × 3610.
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑸 = 𝒎𝒄𝜟𝒕.
𝑚 = 200 𝑔
𝒎 = 𝟐𝟎 𝒈
∆ 𝑇 = 21.7 𝐶° − 20𝐶° = 1.7°𝐶
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟏. 𝟕 = 𝟕𝟖. 𝟑 𝑪
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 1566 𝑔. 𝐶°
340 = 𝑐 × 1566
𝑐𝑎𝑙
𝑐 = 0.217 𝑔×° 𝐶
𝑄 = 1 × 200𝑔 × 1.7 = 340 𝑐𝑎𝑙
𝒄 =?
𝑸 =?
ALUMINIO
30 𝑔
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
22.5𝐶° 30 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
𝑄 =𝑄
𝑐×
× 72.2𝐶°
=50𝑔
𝑐 × 30𝑔
× 77.5 𝐶°
𝑄 = 𝑐 × 3610.
𝑄 = 𝑐𝐶°× 2325 𝑔. 𝐶°
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝒎 = 𝟑𝟎 𝒈
𝑚 = 200 𝑔
𝒄 =?
∆ 𝑇 = 22.5 𝐶° − 20𝐶° = 2.5°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 2.5 = 500 𝑐𝑎𝑙
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
23.3𝐶° 40 𝑔
𝑄 = 𝑐 × 50𝑔 × 72.2𝐶°
𝑄 = 𝑐 × 40𝑔 × 76.7 𝐶°
𝑄 = 𝑐 × 3610. 𝐶°
𝑄 = 𝑐 × 3068 𝑔. 𝐶°
𝑸 = 𝒎𝒄𝜟𝒕.
𝒎 = 𝟒𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟑. 𝟑 = 𝟕𝟔. 𝟕 𝑪
𝒄 =?
𝑄 = 𝑐 𝑥 2325 𝑔. 𝐶°
500 = 𝑐 × 2325
𝑐𝑎𝑙
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟐. 𝟓 = 𝟕𝟕. 𝟓 𝑪
ALUMINIO
40 𝑔
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑐 = 0.215 𝑔×° 𝐶
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3068 𝑔. 𝐶°
660 = 𝑐 × 3068
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝑚 = 200 𝑔
∆ 𝑇 = 23.3 𝐶° − 20𝐶° = 3.3°𝐶
𝑸 =?
𝑄 = 1 × 200𝑔 × 3.3 = 660 𝑐𝑎𝑙
𝑐𝑎𝑙
𝑐 = 0.215 𝑔×° 𝐶
ALUMINIO
50 𝑔
𝑇𝑖
100 𝐶°
𝑇𝑓
𝑚
24.1𝐶° 50 𝑔
𝑸 = 𝒎𝒄𝜟𝒕.
1 − 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑄 = 𝑐 × 50𝑔 × 72.2𝐶°
𝑄 = 𝑐 × 50𝑔 × 75.9 𝐶°
𝑄 = 𝑐 × 3610. 𝐶°
𝑄 = 𝑐 × 3795 𝑔. 𝐶°
𝒎 = 𝟓𝟎 𝒈
∆ 𝑻 = 𝟏𝟎𝟎 − 𝟐𝟒. 𝟏 = 𝟕𝟓. 𝟗 𝑪
3. 𝑅𝑒𝑒𝑚𝑝𝑙𝑎𝑧𝑎𝑛𝑑𝑜 𝑑𝑎𝑡𝑜𝑠
𝑑𝑒 ∆ 𝑻
𝑄 = 𝑐 𝑥 3795 𝑔. 𝐶°
820 = 𝑐 × 3795
𝑐𝑎𝑙
2. ℎ𝑎𝑙𝑙𝑎𝑛𝑑𝑜 𝑄 𝑑𝑒𝑙 𝑎𝑔𝑢𝑎
𝒄 =?
𝑚 = 200 𝑔
𝑸 =?
∆ 𝑇 = 24.1 𝐶° − 20𝐶° = 4.1°𝐶
𝑄 = 1 × 200𝑔 × 4.1 = 820 𝑐𝑎𝑙
𝑐 = 0.216 𝑔×° 𝐶
porcentaje de error:
CALOR ESPECIFICO
Metales
Hierro
Cobre
Grafito
Oro
Berilio
Aluminio
masa
calor especifico 𝐶𝑒
porcentaje de
error
media
CALOR ESPECIFICO
Metales
0.114 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.093 𝑐𝑎𝑙 ⁄𝑔 °𝐶
Hierro
Cobre
0,169 𝑐𝑎𝑙 ⁄𝑔 °𝐶
Grafito
0,031 𝑐𝑎𝑙 ⁄𝑔 °𝐶
Oro
0,436 𝑐𝑎𝑙 ⁄𝑔 °𝐶
Berilio
0,215 𝑐𝑎𝑙 ⁄𝑔 °𝐶 Aluminio
masa
Calor especifico 𝐶𝑒
20𝑔
30𝑔
40𝑔
50𝑔
20𝑔
30𝑔
40𝑔
50𝑔
20𝑔
30𝑔
40𝑔
50𝑔
20𝑔
30𝑔
40𝑔
50𝑔
20𝑔
30𝑔
40𝑔
50𝑔
20𝑔
30𝑔
40𝑔
50𝑔
0.114 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.110 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.108 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.107 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.088 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.092 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.089 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.092 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.165 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.170 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.167 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.172 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.025 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.034 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.031 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.030 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.434 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.434 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.434 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.432 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.217 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.215 𝑐𝑎𝑙 ⁄𝑔 ° 𝐶
0.215 𝑐𝑎𝑙 ⁄𝑔°𝐶
0.216 𝑐𝑎𝑙 ⁄𝑔 °𝐶
porcentaje de error €%
0%
3.5%
5.3%
6.14%
5.37%
0.1%
4.3%
0.1%
2.36%
1.77%
0.2%
1.77%
19.35%
9.7%
0%
3.22%
0.5%
0.5%
0.5%
0.9%
0.9%
0. %
0. %
0.46%
Media aritmética (x̄ )
0.110 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.090 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.169 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.030 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.434 𝑐𝑎𝑙 ⁄𝑔 °𝐶
0.216 𝑐𝑎𝑙 ⁄𝑔 °𝐶
Elemento quimico
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