Coffee and tea are weak acids. what would you expect their ph values to be?

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride

What is the percentage of hydrogen in nitrogen trihydride