How many valence electrons does iron have?

Which sentence describes an example of sublimation? A. Dew forms on leaves on a cold morning. B. Liquid deodorant sprayed on a person's body evaporates. C. Dry ice changes to carbon dioxide when kept in an open container. D.

Which of the following correctly describes how rate laws are determined? a (Rate laws can be determined from the coefficients of balanced equations. b (The rate law for an elementary step can only be determined from unimolecular reactions.

When you add together water and sodium, was any gas produced in the reaction?

What diagnostic test differentiates proteus and providencia species from other enterobacteriaceae?

In science, a testable prediction to explain observations is known as a (n)

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