How do we use chemistry in our everyday life?

Which class of lever has the fulcrum between the effort force and the resistance force First Second Third

Which of the following is an action-at-a-distance force? friction tension gravity air resistance

Looking at fossils, what type of environment most likely existed in this area long ago

Why is creation ex nihilo a religious belief and not a scientific fact

The pH of a fruit juice is 4.7. Find the hydronium ion concentration, [Upper H 3 Upper O Superscript plus ] , of the juice. Use the formula pHequalsnegative log [Upper H 3 Upper O Superscript plus ].

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