Which is a nonliving factor that defines a spruce-fir forest ecosystem?

A) type of soil

B) type of trees

C) type of bacteria

D) type of mammals

Write an equilibrium equation that shows bisulfate acting as a weak acid in water.

What is the mass (g) of 7.32x10^15 atoms of (Sn)

True or false: all of the rivers in the united states are closely monitered for pollution levels

You have an acidic solution and add equal amounts of a basic solution. What are the products of this reaction?

10. Is the identity of an element determined by its mass number or atomic number? By omak

Which of the formed elements is present in the greatest concentration?

A compound has a percent composition of 24.74% potassium (molar mass = 39.10 g/mol), 34.76% manganese (molar mass = 54.94 g/mol), and 40.50% oxygen (molar mass = 16.00 g/mol).

What would be the saturation concentration (mole/L) of oxygen (O2) in a river in winter when the air temperature is 0°C if the Henry's law constant at this temperature is 2.28 * 10-3 mole/L-atm? What would the answer be in units of mg/L?

Magnesium carbonate--->? + carbon dioxide

Determine the number of moles 28.8 g Br2