How many grams of hydrogen in 4.50 mol H2SO4

Why are valence electrons important? Why do elements bond? What are two ways elements complete their valence?

What is an inference? A prediction of test results before an experiment A retest of experimental results to make them reliable Background research completed with questioning A conclusion derived from evidence and logical reasoning

Which is the only kind of orbital in the first energy level? A. A d orbital B. An f orbital C. An s orbital D. A p orbital

How would you classify a solution if [OH-] = 4.2 x 10-8 M?

A mass of chemicals contains 100 units of potential energy. after an explosion, all the chemical energy is converted into thermal, radiant, and mechanical energyl. what is the sum of these three forms of energy after the explosion? 0 units 33.

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