How much gas is in an empty 29 ounce water bottle on a classroom desk? The classroom temperature is 25 °C and the pressure is 837 mmHg.
(hint: look for R value with mmHg) *
O 1.973 mol
1.275 mol
0.063 mol
0.128 mol
0.039 mol

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

How is the solubility of a carbon dioxide gas in water increase?