It takes 93.75 mL of a 0.200 M NaOH to neutralize 75.0 mL of an unknown concentration of HNO3. What is the concentration of your acid?
MV = M V
MV2
O 0.250 M
O 0.750 M
O 0.500 M
O 0.160M

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

How many miles of water are produced if 5.43 mol pbo2 are consumed