A 21 liter cylinder contains 1.5 moles of an ideal gas at 311 k what is the pressure of the gas

Which electrons as the most responsible for the properties of an element?

How does reducing the use of packaging and other materials conserve resources

What kinds of processes can cause rocks to change?

Why does oil and water doesn't get along?

What two quantities must be known to calculate the density of a sample of matter? a. mass and volume b. length and mass c. size and weight d. weight and volume

In terms of pH what would happen if you mixed vinegar with a solution of ammonia. What type of product will form?

A nurse measures the volume of a drop of medicine. The volume of 1 drop of medicine is 1.66mL. What is the volume in deciliters of 1000 drops of medicine? Write your answer as a decimal.

10. Copper (i) bromide reacts with magnesium metal: 2 CuBr + Mg → 2 Cu + MgBrz If 0.253 moles of magnesium react in this way, a. How many grams of CuBr are consumed?

Objects 1 and 2 float as shown in the beaker below. Object 1 barely floats while 2 floats above surface. The density of the liquid in the beaker is 3.2 g/cc.

A 3.75 g sample of limestone, CaCO3, contains 1.80 g of oxygen and 0.450 g of carbon. What mass of calcium is present in the sample? a. 1.00 g b. 1.25 g c. 1.50 g d. 1.75 g e. 2.00 g