Which of the following is a homogeneous mixture?

a. sugar dissolved in water

b. oxygen and nitrogen gases in the air

c. oil and vinegar salad dressing

d. a silver mercury amalgam used to fill a tooth cavity

Convert 1.248*1010 g to each of the following units. a) kg Express your answer using four significant figures. b) Mg Express your answer using four significant figures. c) mg Express your answer using four significant figures.

How many orbitals are in the n=3 level

Explain why you can't make one molecule of water.

What volume of 14.7 M acetic acid (HC2H3O2) contains 9.7g of acetic acid?

A professional technician maintains and operates specialized scientific equipment true or false

How would a solution that is labeled 5.0 molar be similar to one labeled 5.0 molal?

Calculate the percentage by mass of nitrogen in ptcl2 (nh3) 2.

Below are the structures of three fatty acids, palmitic acid, stearic acid, and oleic acid. what combination of these fatty acids could you use to make a fat that is liquid at room temperature?

According to the quantum-mechanical model of the atom established by shrödinger, where may the electrons of an atom be found?

Renewable resources cannot be replaced in our lifetime