If 63.2 mL of a 0.320 M HBr solution would be required to titrate 46.0 mL of Ca(OH)2 solution, what is the molarity of the base? 0.440 M Ca(OH)2

0.111 M Ca(OH)2

0.880 M Ca(OH)2

0.220 M Ca(OH)2

During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.

Can someone me with questions 15 to 17 plz.

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?