When you weigh ammonia, what fraction of it is hydrogen? Answer Options:

A. 3/17
B. 3/4

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)