How many moles of solute are present in the following solutions?b)   650 mL of 2.5 M H24

a)    125 mL of 0.20 M sodium hydrogencarbonate

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2.) How would you prepare the following solutions?

a)    500.0 mL of 1.25 M sodium hydroxide

b)   167 mL of 0.200 M boric acid (H₃BO₃)

3.) A bottle of 12.0 M HCl has only 35.7 mL left in it. What will be the HCl concentration if the solution is diluted to 250 mL?

4.) How would you prepare 200 mL of 0.05 M HCl using 0.15 M HCl?