How many molecules are in 1.00 gram of water, h2o?

A mixture of uneven distribution and easy separation is: - heterogeneous - a solution - homogeneous - a standard

The ksp of lead (ii) hydroxide, pb (oh) 2, is 1.43 * 10-20. calculate the molar solubility of this compound.

Each human skin cell has pairs of chromosomes.

What advice would give a friend who is acting impulsively and about to get a tattoo

What force works against gravity as water infiltrates the soil and moves underground? O A. Capillary action O B. Permeability C. Condensation O O D. Porosity

A gas occupies a 1.5 L container at 25 degrees Celsius and 2.0 atm. If the gas is transferred to a 3.0 L container at the same temperature, what will be its new pressure? a) 3.0 atm b) 2.0 atm c) 1.0 atm d) 4.0 atm

The maximum amount of n2h4 (hydrazine) that can be prepared from 14 grams of nitrogen and 28 grams of hydrogen by the reaction n2 + 2 h2 = n2h4 is?

The molecules of a substance are moving rapidly in a container. The molecules do not interact with each other. If the container is opened, the molecules will escape from the container.

Why is fluorine a gas?

What is the empirical formula for a compound if a sample contains 3.72g of p and 21.28g of cl?-pcl5-pcl3-p2cl10-p2cl5