What is the mass of a sample of NH3 containing 7.20 x 10^24 molecules of NH3?
161 grams
...
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 20:00
2h2s + 3o2 2so2 + 2h2o which option gives the correct mole ratios? h2s: so2 = 2: 2 and o2: h2o = 3: 2 h2s: so2 = 2: 3 and o2: h2o = 3: 2 h2s: so2 = 4: 4 and o2: h2o = 5: 4 h2s: so2 = 4: 6 and o2: h2o = 4: 4
Answers: 1
Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
Answers: 2
Chemistry, 22.06.2019 19:00
Nan element’s square on the periodic table, the number with the greatest numerical value represents the
Answers: 3
Chemistry, 23.06.2019 04:00
What changes occur in the reaction indicated by the equation? check all that apply. the hydrogen nucleus loses protons. the oxygen nucleus gains protons. the bond in h2 is broken, and new bonds are formed between hydrogen and oxygen atoms. each electron associated with a hydrogen atom is shared with an oxygen atom.
Answers: 3
You know the right answer?
Questions
Social Studies, 25.11.2021 09:50
English, 25.11.2021 09:50
History, 25.11.2021 09:50
Social Studies, 25.11.2021 09:50
Social Studies, 25.11.2021 09:50
Mathematics, 25.11.2021 09:50
Mathematics, 25.11.2021 09:50
Computers and Technology, 25.11.2021 09:50
English, 25.11.2021 09:50
Computers and Technology, 25.11.2021 09:50
Social Studies, 25.11.2021 09:50
