subject
Chemistry, 25.07.2019 22:50 nini7141

The air we breathe is approximately 21% oxygen. atypical breath has a volume of 450 ml. how many grams of o2 are in a breath of air

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 21.06.2019 19:30
The crust of earth may a- continets and ocean floors. b-continents only. c-layers of sedimentary rocks and continents. d-all of the above
Answers: 2
question
Chemistry, 22.06.2019 15:30
Light waves travel than sound waves.
Answers: 2
question
Chemistry, 22.06.2019 18:30
How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it
Answers: 3
question
Chemistry, 22.06.2019 18:50
Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.
Answers: 1
You know the right answer?
The air we breathe is approximately 21% oxygen. atypical breath has a volume of 450 ml. how many gra...
Questions
question
Mathematics, 04.03.2020 02:11
question
Mathematics, 04.03.2020 02:12
question
Mathematics, 04.03.2020 02:12
Questions on the website: 13722361