Answers: 2
Chemistry, 22.06.2019 03:00
Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture
Answers: 1
Chemistry, 22.06.2019 09:00
Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent
Answers: 1
Chemistry, 22.06.2019 13:50
Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
How many grams are in 9.7 moles of sulfer show work...
Mathematics, 13.12.2020 21:30
Chemistry, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Biology, 13.12.2020 21:30
English, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30
Biology, 13.12.2020 21:30
Mathematics, 13.12.2020 21:30