Water is a polar solvent and methane is a non-polar solvent. In which solvent is each of the following more likely to be soluble?

a) vegetable oil, nonpolar

b) benzene, nonpolar

c) LiCl, ionic

d) Na2SO4, ionic

The Haber process is used to make ammonia, which is an important source of nitrogen that can be metabolized by plants. Using the equation below, determine how many kilograms of ammonia will be formed from 89.5 kg of hydrogen.

In south wind, the wind is coming from the

The graph of the equation below is a circle what is the length of the radius of the circle (X-4) 2 + (y+12) 2=172

Doreen Schmidt is a chemist. She needs to prepare 28 ounces of a 12 % hydrochloric acid solution. Find the amount of 14 % solution and the amount of 7 % solution she should mix to get this solution.

Classify each of the following as an element, a compound, a homogeneous mixture, or a heterogeneous mixture: (a) seawater, (b) helium gas, (c) sodium chloride (salt), (d) a bottle of soft drink, (e) a milkshake, (f) air in a bottle, (g) concrete.

Which cell structures function like power plants for plant or animal cells? A. nuclei B. vacuoles C. ribosomes D. mitochondria

A sample of argon gas, Ar (g). is placed in a 3.80 L container at 320 K. The gas pressure is 0.496 atm. How many moles of Ar gas are in the container?

Review It! All of the following are correct, except: a; A galaxy contains a vast number of stars, their planetary systems, and a variety of other celestial objects. b; Stars orbit the many planets of a galaxy.

Which would be most likely be the pH of a highly-corrosive acid? a) 1 b) 5 c) 8 D) 11

The unit cell of amazonite is made of three pairs of faces, each pair different from the others. The faces are oriented at angles to one another that are not 90 degrees.