Chemistry, 18.06.2021 19:40, najashohatee1234
Why must the spot applied to a TLC plate be above the level of the developing solvent? What problem will ensue if the level of the developing liquid is higher than the applied spot in a TLC analysis?
Answers: 3
Chemistry, 22.06.2019 10:00, sdlesley66
Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
Answers: 1
Chemistry, 23.06.2019 04:20, tyrickdavis1
The equation below shows a chemical reaction. a + b + heat β> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.
Answers: 1
Chemistry, 23.06.2019 07:40, Aaron5795
)in the deacon process for the manufacture of chlorine, hcl and o2 react to form cl2 and h2o. sufficient air (21 mole% o2, 79% n2) is fed to provide 35% excess oxygen, and the fractional conversion of hcl is 85%. calculate the mole fractions of the product stream components.
Answers: 1
Chemistry, 23.06.2019 09:30, crawford184232323234
How many significant figures are in the following numbers ? a. 0.0002030 b. 2.000 c. 2.008900 d. 145.00
Answers: 2
Why must the spot applied to a TLC plate be above the level of the developing solvent? What problem...
Mathematics, 19.02.2020 23:05