caluclate how many grams of solid mg(no3)2 and sr(no3)2 to dissolve in water to make your solutions. specifically, write out the calculations to prepare 100.0ml of 0.1000m mg(no3)2 and 100.0 ml of 0.1000m sr(no3)2. --the mg(no3)2 supplied comes in the form of mg(no3)2 6h2o, use the formula weight 256.4 grams per mole in the calculation for mg(no3)2.

During which time interval does the object travel approximately 10 meters

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.

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.