Answers: 2
Chemistry, 21.06.2019 18:30, tae8002001
How much energy moves onto the next level, in an energy pyramid
Answers: 1
Chemistry, 22.06.2019 06:00, girly37
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 3
Chemistry, 22.06.2019 06:30, yolo123321
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
What are two functions of dermal tissue in plants?
A. Control the entry and exit of water
Mathematics, 28.08.2019 11:30
Health, 28.08.2019 11:30
Biology, 28.08.2019 11:30
Mathematics, 28.08.2019 11:30
Physics, 28.08.2019 11:30
History, 28.08.2019 11:30
Mathematics, 28.08.2019 11:30
History, 28.08.2019 11:30
Arts, 28.08.2019 11:30