Chemistry, 03.12.2020 22:50 izzyisawesome5232
A balloon containing 0.0400 mol of a gas with a volume of 500 mL was expanded to 1.00 L.
Answer the questions and round answers to nearest hundredth place.
Which equation should you use to find the amount of gas added?
V subscript 2 equals StartFraction V subscript 1 n subscript 2 over n subscript 1 EndFraction.
n subscript 2 equals StartFraction V subscript 2 n subscript 1 over V subscript 1 EndFraction.
n subscript 2 equals StartFraction V subscript 1 n subscript 1 over V subscript 2 EndFraction.
Answers: 3
Chemistry, 21.06.2019 21:50
H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?
Answers: 3
Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
Chemistry, 22.06.2019 07:40
22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
Answers: 1
Chemistry, 22.06.2019 20:30
Citric acid has a ph between 1 and 3. it is considered to be aa. weak acidb. weak basec. strong based. strong acid
Answers: 2
A balloon containing 0.0400 mol of a gas with a volume of 500 mL was expanded to 1.00 L.
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