Chemistry, 18.10.2020 14:01, sineguguhopengw1407

A type of emergency apparatus that can be used where oxygen may be limited or where the air might be poisoned is based on the following reaction in which CO2 produced by your own respiration reacts and O2 gas is produced. Calculate the mass of KO2 needed to produce 25 g of oxygen gas. 4 KO2(s) + 2 CO2(g)  2 K2CO3(s) + 3 O2 (g)

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 03:50, daniel9299

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Answers: 3

continue

Chemistry, 22.06.2019 15:00, YoVeoAnime

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?

Answers: 1

continue

Chemistry, 22.06.2019 16:00, sassy11111515

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride

Answers: 1

continue

Chemistry, 22.06.2019 19:00, miguel454545

Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²

Answers: 2

continue

Do you know the correct answer?

A type of emergency apparatus that can be used where oxygen may be limited or where the air might be...