Chemistry, 27.07.2019 00:30 Ryantimes2
Why are van der waals forces important? a) they determine how strong dipole moments will be in polar covalent molecules b) they are the strongest type of intermolecular force that can act on polar and non-polar molecules c) they are primary intermolecular attractive forces that can act between non-polar molecules d) they are the strongest type of intermolecular force that can act between atoms
Answers: 1
Chemistry, 21.06.2019 22:20
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) → ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 °c?
Answers: 2
Chemistry, 22.06.2019 06:00
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 09:00
Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?
Answers: 1
Chemistry, 22.06.2019 09:00
Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?
Answers: 2
Why are van der waals forces important? a) they determine how strong dipole moments will be in pola...
English, 12.08.2020 07:01
English, 12.08.2020 07:01
Mathematics, 12.08.2020 07:01
Mathematics, 12.08.2020 07:01
Social Studies, 12.08.2020 07:01