Na2SO3 ionic or covalent

a mixture of gases contains He (g) and Ne (g). the total pressure of the atmosphere in the container is 600 mmHg and the partial pressure of Ne (g) is 439 mmHg. Calculate the partial pressure of He (g) one the container.

Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g) What type of reaction is shown? A: Precipitation B: Neutralization C: Single replacement D: Double replacement

What would be the danger of excessive inbreeding in animals such as dogs for example

tank contains helium gas at 490 mm Hg, nitrogen gas at 0.75 atm and neon at 520 torr. What is the total pressure in atm? 2.1 atm 0.55 atm 1.5 atm 5.1 atm 51 atm

Give the names of the coordination compounds: [Cr (NH3) 4 (OH) 2]Cl and Na3[Fe (CN) 2 (C2O4) ]

Ammonia and oxygen react to form nitrogen monoxide and water, like this: 4NH3 (g) + 5O2 (g) → 4NO (g) + 6H2O (g) Also, a chemist finds that at a certain temperature the equilibrium mixture of ammonia, oxygen, nitrogen monoxide, and water has the

What is the name of the outermost layer that forms a boundary around the outside of each cell

Intact cells of two unknown cell types were placed into solutions with different concentrations of NaCl. Type I cells swelled and burst in the solution with the lowest concentration of NaCl.

Write a checklist with at least three entries for how you can evaluate whether scientific information is reliable.

Which is the following closest to the thickness of a dime 3 kilometer, 3 milmeters 30 centimeter, or 30 meters