What coefficients would balance equation: __MgS+__Na2O=_Na2S+__MgO

a. 1,1,2,1

b. 1,2,2,1

c. 2,1,2,1,

d. 1,1,1,1

Calcium oxide (CaO) can react with carbon dioxide (CO2) in a synthesis reaction. Select the most likely products of this reaction. CaO + CO2 →?

How many significant figures are there in this expression 0.001050

A flexible vessel contains 43L of gas where the pressure is 1.3 atm. What will the volume be when the pressure is 0.61 atm, the temperature remaining constant?

1. Ce concentratie va avea solutia obtinuta prin dizolvarea a 45 g alcool in 180 g apa? 2. Ce concentratie va avea solutia rezultata prin adaugarea a 120 g apa peste 240 g solutie de concentratie 44%? Va rog sa ma ajutati cat mai repede.

What type of reaction is H2O

Most mutagens have what kind of an effect on an organism?

According to the hess's law, the enthalpy of solution is: δhsoln = δhsolute + δhsolvent + δhmix. considering dissolving a small drop of nonpolar pentane oil in water which term (s) in the equation will experience the largest enthalpy change.

Solve for x: ln x = 0.863. Report your answer to 3 significant figures.

What water activities might be easier to do in Lake Assal's salty water? What activities could be more difficult?

The suffix "-megaly in the term gastromegaly means: