The specific heat of copper is 0.385 J/gºC. A 95.0 g block of copper is heated to 77.9°C and placed into a calorimeter that contains 42.0 mL of water at 20.4 degrees * C . Assuming no heat loss, what will be the final temperature of the copper and water?

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:

What extra step distinguishes fermentation from glycolysis