What is generally true about biomass and energy as we move from one trophic level to the next?

Assume you have a syringe that is closed at the end. What would happen to the gas in the syringe if you pushed down on the plunger?

The pressure of 8.0 L of a gas at constant temperature changes from 480 mmHg to 560 mmHg. The new volume of the gas is

The smallest particle of matter that retains the chemical properties of carbon is a carbon:

The density of mercury is 5,427 kg/m3 if the desity of water is 1.0g/ml will mercury float or sink and why?

What happens when Ca (NO3) 2 and Na2CO3 combine?

A sample of bismuth weighing 0.687 g was converted to bismuth chloride by reacting it first with HNO3, and then with HCI, followed by careful evaporation to dryness. The mass of the bismuth chloride obtained was 1.032 g.

When 1 g of sodium chloride (NaCl) is placed in 100 g of water, a solution results. Once the solution is prepared, water is now considered what part of the solution?

1. How is pressure affected as depth increases? 2. As the sun heats the surface of the oceans, two layers of water result. What separates the layers? 3. How is temperature affected when? (a) the depth increases (b) the latitude increases 4.

Are nails in a jar with water a chemical change

What is the molarity of a solution composed of 4.73 g of potassium iodide (KI) dissolved in enough water to make 0.169 L of solution? Answer in units of M.