![subject](/tpl/images/cats/himiya.png)
Chemistry, 30.09.2019 03:00 hannahpalmario
Asolution containing 292 g of mg(no3)2 per liter has a density off 1.108 g/ml. what is the molarity of the solution?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 00:40
Base your answer on the information below and on your knowledge of chemistry. nitrogen dioxide, no2, is a dark brown gas that is used to make nitric acid and to bleach flour. nitrogen dioxide has a boiling point of 294 k at 101.3 kpa. in a rigid cylinder with a movable piston, nitrogen dioxide can be in equilibrium with colorless dinitrogen tetroxide, n2o4. this equilibrium is represented by the equation below. 2no2(g) n2o4(g) + 58kj at standard pressure, compare the strength of intermolecular forces in no2(g) to the strength of intermolecular forces in n2(g).
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 01:30
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. the values of phosphorous acid are 1.30 6.70 calculate the ph for each of the given points in the titration of 50.0 ml of 1.5 m h3po3(aq) with 1.5 m koh(aq) .
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:00
Glucose (c6h12o6) is an important biological molecule. (round the answer to nearest hundredth.) what is the percent by mass of carbon in glucose?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 06:40
1.) which of the following is a molecule but not a compound? a.he b.f2 c.h2o d.ch4 2.) what is a physical combination of substances? a.a compound b.a molecule c.a mixture d.an element 3.) what is a chemical combination of substances? a.a compound b.an atom c.a mixture d.an element 4.) what is the relationship between the solute and solvent in a solution? a.they form a compound b.they form a mixture c.they form molecules d.they form chemical bonds 5.) the gases in air dissolve in water. what would be one way to reduce the amount of a gas dissolved in water? a.add more water b.reduce the air pressure c.increase the air pressure d.stir the water 6.) how would you determine the solubility of a substance? a.find how well it dissolved various substances. b.find the mass and the volume of the substance. c.find the temperature at which the substance evaporated. d.find how much i was able to dissolve in a solute. 7.) the periodic table organizes all of the kinds of a.molecules. b.compounds. c.atoms. d.ions. 8.)what distinguishes two substances combined to become a compound vs. two substances combined to become a mixture? a.whether they can be easily separated b.whether they chemically bond together c.whether they both are visible d.whether they are heterogeneous 9.) the principle components of air are: n2 78% o2 21% ar 0.95% co2 0.038% this is a solution of a.molecules and atoms. b.molecules. c.compounds and molecules. d.atoms.
Answers: 1
You know the right answer?
Asolution containing 292 g of mg(no3)2 per liter has a density off 1.108 g/ml. what is the molarity...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2019 09:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.10.2019 09:30
![question](/tpl/images/cats/en.png)
English, 16.10.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2019 09:30
![question](/tpl/images/cats/es.png)
Spanish, 16.10.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 16.10.2019 09:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.10.2019 09:30