Please help me solve this.
3. How much heat is required to raise the temperature of 179g of acetic acid, CH3COOH, from 250C
to 82.70C?
4. 3350 J of heat is required to raise the temperature of a sample of AlF3 from 250C to 800C. What
is the mass of the sample?
5. 54 J of heat is required to raise the temperature of a 2.47g unknown substance from 17.10C to
46.70C.
a) Calculate the specific heat of the substance
b) What is the substance?

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

Enzymes affect the reactions in living cells by changing the