Zayd wants to prepare 250.0 mL of a 0.100 mol/L hydrochloric acid solution, HCl (aq) , by diluting a 3.75 mol/L standard solution of hydrochloric acid. Calculate the volume of a 3.75 mol/L standard solution of hydrochloric acid required.

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

This drawing shows a human body system. what is the primary function of this body system?

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.