Boron (B) has two isotopes, boron-10 and boron-11. The atomic weight of boron is the . combined masses of boron-10 and boron-11 average number of neutrons in boron-10 and boron-11 weighted average of the masses of boron-10 and boron-11 mass of boron-10 minus the mass of boron-11
Answers: 3
Chemistry, 22.06.2019 11:30, ansuaprajita1506
Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
Answers: 3
Chemistry, 22.06.2019 16:30, ccispoppin12
Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
Answers: 1
Chemistry, 22.06.2019 18:10, ellemarshall13
Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate
Answers: 1
Boron (B) has two isotopes, boron-10 and boron-11. The atomic weight of boron is the . combined mass...
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