Which of these contains only one substance?

A. distilled water

B. sugar water

C. saltwater

D. rainwater

How do you determine the frequency of light whose wavelength is 4.257x10^-7?

What is the major elimination product in the reaction of 1-bromobutane with potassium tert-butoxide in tert-butanol? cis-2-butene butanol trans-2-butene 1-butene?

Balance the following Equation: ___Zn + ___HCl - -> ___ZnCl2 + ___H2 50g of zinc are reacted with 50g of hydrogen chloride. What is the limiting reactant? A: ZnCl2 B: Zn C: H2 D: HCl

What happens when a solid compound dissolves in water?

What is the volume of 2.25 moles on neon gas at STP? A-0.01L B-50.4L C-0.1L D-60.8L

One important difference between covalent and ionic bonds is that a. in covalent bonds two atoms share electrons, whereas in ionic bonds one atom gives one or more electrons to the other atom. b.

When u mix oxygen and nitrogen together what do u end up with?

What kind of element forms covalent bonds? Give two reasons why.

How many conversion factors can be created from one equivalence statement

Why is it important for us to study outer space?