Chemistry, 04.07.2019 04:00 sairaanwar67
Giselle is working with a chemical substance in a laboratory. she observes that when the chemical is heated, it gives off a gas. she assumes that the gas is oxygen but decides to test this assumption to verify it. which type of scientific knowledge is giselle’s assumption? a. fact b. hypothesis c. law d. observation e. theory
Answers: 2
Chemistry, 22.06.2019 01:00, kangasc6124
Which type of orbits are found in the principal energy level n = 2 a - s b - s, f c - s, d d - s, p e - s, p, d
Answers: 1
Chemistry, 22.06.2019 20:00, Chynadoll94
Iam hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?
Answers: 1
Chemistry, 22.06.2019 21:30, shiannethorn
How many liters of 3.0 m naoh solution will react with 0.60 liters of 4.0 m h2so4? h2so4 + naoh → na2so4 + h2o 1.2 l 1.6 l 2.4 l 2.8 l
Answers: 3
Giselle is working with a chemical substance in a laboratory. she observes that when the chemical is...
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