What is the coefficient for sodium in the balanced equation? __Na + O2 --> __Na2O

If the same amount of cacl2 is added to equal volumes of water and maple syrup, which will have the higher temperature?

What type of reaction fuels the processes seen here?

Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.