aidentrooper8629

26.03.2020 • 

Chemistry

Been solving the water problems.
Thermochemical constants
Melting Boiling
Sample point point
Heat of fusion
Specific Specific
heat (liquid) heat (gas)
Heat of
vaporization
Water
0.0°C
100.0°C
4.184 J/g°C
2.02 J/gºC
40.7 kJ/mole
AI
660.37°C
2517°C
Specific
heat
(solid)
2.03
J/gºC
-9025
J/gºC
.38452
J/gºC
1.4494
J/gºC
0.869 J/gºC
1.05 J/gºC
290.8 kJ/mole
10.71
kJ/mole
13.38 kJ/mole
1085°C
2570°C
.2987 J/gºC
.3986 J/g °C
304 kJ/mole
Fe
1536°C
2860°C
.4223 J/gºC
.4882 J/g °C
350 kJ/mole
13.807
kJ/mole
SHOW ALL WORK ON A SEPARATE SHEET OF PAPER!
1. Calculate the heat necessary to raise the temperature of 40.0 g of aluminum from 20.0°C to 700.0 °C
2. How much heat is required to completely melt a 30.0 g ice cube if the ice cube has an initial temperature
of -10.0°C?

Ответ:

Answers4833

18.11.2020

Chemistry

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answer: living organisms must take in energy via food, nutrients, or sunlight in order to carry out cellular processes. the transport, synthesis, and breakdown of nutrients and molecules in a cell require the use of energy.

explanation:

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