7. Citric acid contains 37.5 g C, 58.3 g 0, and 4.2 g H and the MW = 192, what is

the molecular formula?

Why are more massive atoms smaller?

Adding hydrogen ions to a solution will makes the solution more

Given the chemical formulas of the following compounds, name each compound and state the rules you used to determine each name. NaCl CuCl2 (NH4) 2CO3

How many moles of Lithium Fluoride will you need to add to 250.0 mL of water to make a 5.00 M solution?

if the density of copper is 8.9g/cm^3 and the Volume of the sample is 23.4 mL what would be the mass?

How do you find the ph of water

How many total electron will fit in the 1st energy level

Which statement best explains how the models differ? Model A shows the formation of ions, and model B does not show the formation of ions. Model A does not show the formation of ions, and model B shows the sharing of electrons.

What is the enthalpy of combustion (per mole) of C3 H8 (g) ?

Describe how speed, velocity and acceleration are related?