What are the coefficients that would correctly balance this reaction? _Ni+_ C4H8N2O2=_ Ni(C4H8N2O2)2

The ph of carrots are 5.0 how it is classified a. acidic b. basic c. indicator d. neutral

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm