How does Precipitation Form

If you started with 0.183 mol of N2 and 0.549 mol of H2, and they completely reacted in the reaction vessel, determine the total moles of gas particles (n) there are during the initial and final conditions.

Earth's oceans contain many dissolved elements like calcium, sodium, and chlorine. These elements plus several others combine to form the salts in the oceans.

A student has a solution of sodium nitrate and believes it is saturated. Which statement provides the best evidence that the solution is saturated? A) When more water is added, the appearance of the solution doesn't change.

The specific heat of a solution is 2.14 J/g°C. if you heated 23 grams of the solution and the temperature changed from 6°C to 24°C. How many Joules of heat would it produce?

Is concrete a homogenous or heterogenous mixture?

Express your answer using two significant figures. 2.7 cm3 = m3 2.0 mm3 = m3

Liquid petrol does not ignite spontaneously in air

What conditions are important in determining if it will rain or snow?

What is the gram formula mass of Na2CO3 multiplied by 10H2O

Why are elements organized in the same group or families