2. a.
Which of the following has the same number of significant figures as the number 1.00310?
a.1x 10,000,000
b. 199.791
с. 8.66
d. 5.119
e.100

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

What is one real world example of a colligative property?

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %