What are watts and how do they work

What does a reaction not depend on? A. molecular orientation B. numbers of collisions C. numbers of reactants D. activation energy

In which liquid is hydrogen bonding strongest? 1. hf (l) 2. h2 (l) 3. ch4 (l) 4. nh3 (l) ?

One kilogram is slightly more than A) 2 B) 5 U. S. pounds. C) 0.5 D) 1 11) The mass of a proton is 1.67 A) 1.67. 10-30 G B 10-27 kg.

Which one of the following is an element? salt water. sugar oxygen chocolate chip cookies

A copper atom has a diameter of 128 pm. how many centimeters is a line containing exactly 1.0 moles of copper atoms sequentially arranged? use "e" for scientific notation.

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