Question

molicular mass of

KOH!​

Answer 1

Answer:

56.1056 g/mol

Explanation:

This is the answer

Answer 2

Answer:

20.9 joules

Explanation:

Explanation:energy is often expressed as the calorie (cal), which is the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius

Explanation:energy is often expressed as the calorie (cal), which is the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius1 colorie =4.184 joules

Explanation:energy is often expressed as the calorie (cal), which is the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius1 colorie =4.184 joules 5 calories

$\frac{5cal \times 4.18joule}{1cal}$

=20.9

joules