Chemistry, 27.01.2020 22:31 npaslayoy1bzj
Avirus has a mass of ×9.010−12mg and an oil tanker has a mass of ×3.0107kg . use this information to answer the questions below. be sure your answers have the correct number of significant digits. what is the mass of one mole of viruses in grams? how many moles of viruses have a mass equal to the mass of an oil tanker?
Answers: 3
Chemistry, 22.06.2019 13:30
Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.
Answers: 2
Chemistry, 22.06.2019 14:50
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 19:50
If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?
Answers: 2
Chemistry, 22.06.2019 21:30
If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
Answers: 3
Avirus has a mass of ×9.010−12mg and an oil tanker has a mass of ×3.0107kg . use this information to...
Computers and Technology, 26.11.2019 04:31