Chemistry, 30.10.2020 01:00 gabrielolivas59
An Erlenmeyer flask is placed on a digital scale with 10 grams of baking soda and 15 grams of vinegar. The scale reads 25 grams. The chemical reaction is allowed to finish, but the scale now shows less mass than at the start. Why does this demonstration fail to show the law of conservation of mass?
Answers: 1
Chemistry, 22.06.2019 09:00
An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh
Answers: 1
Chemistry, 22.06.2019 17:40
If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
Answers: 1
Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
Chemistry, 23.06.2019 04:31
Chemical engineering who specializes in negotiating for large purchases and instructing customers in use of the products are
Answers: 1
An Erlenmeyer flask is placed on a digital scale with 10 grams of baking soda and 15 grams of vinega...
Mathematics, 02.04.2021 23:40
English, 02.04.2021 23:40
Mathematics, 02.04.2021 23:40
English, 02.04.2021 23:40
Mathematics, 02.04.2021 23:40
Mathematics, 02.04.2021 23:40
Mathematics, 02.04.2021 23:40
Mathematics, 02.04.2021 23:40
History, 02.04.2021 23:40
Health, 02.04.2021 23:40
Mathematics, 02.04.2021 23:40