As a sample of matter is cooled, its particles

Iron nails are often coated with paint or zinc to reduce rusting. Iron usually rust when getting in contact with which of the following? CO2 H2 N2 O2

Which substance is a homogeneous mixture? A: Cereal B: Silver C: Nickel D: Shampoo

If you had to pick one organelle that was the most important, which one would you pick? Why would you pick that one?

What name is given to a polymer where all of the substituents (i. e., the R groups) are in the same relative orientation (i. e., on the same side of the polymer chain) ?

What is (-1.7588 * 10^11 C/Kg) (1.309 * 10^-15 Kg)

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda