Chemistry, 16.06.2021 04:10 BeautyxQueen
2.7 g of NaNO3 (Mr = 85) is dissolved in water to prepare 200.0 mL of solution. What is the concentration of the resulting solution in mol /L?
Answers: 1
Chemistry, 21.06.2019 22:30
What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)
Answers: 2
Chemistry, 22.06.2019 10:30
Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?
Answers: 3
Chemistry, 22.06.2019 17:30
Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
Answers: 2
Chemistry, 22.06.2019 20:00
Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.
Answers: 1
2.7 g of NaNO3 (Mr = 85) is dissolved in water to prepare 200.0 mL of solution. What is the concentr...
Mathematics, 30.04.2021 22:00
Physics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Chemistry, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Physics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
Mathematics, 30.04.2021 22:00
History, 30.04.2021 22:00
History, 30.04.2021 22:00