Coffee has a pH of about 5. Coffee is?

What would happen if carbon - 14 gained 1 proton and lost 1 neutron? A) it would stay carbon-14 B) t would become carbon-13 C) it would become nitrogen-14 D) it would become nitrogen-13

Which one of the following is a balanced equation? A. Na (s) + MgF2 → 2NaF (s) + Mg (s) B. 2Na (s) + MgF2 → 2NaF (s) + Mg (s) C. Na (s) + O2 (g) → Na2O D. Zn (s) + HCl (g) → ZnCl2 (s) + H2 (g)

What temp is most efficient for the enzymatic reaction?

What is the mass, in grams, of 28.54 mL of acetone?

A car moves at a speed of 50 kilometers/hour. Its kinetic energy is 400 joules. If the same car moves at a speed of 100 kilometers/hour, then its kinetic energy will be 800 1,600 3,200 4,500 joules.

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