3. Write the chemical formula of the following compounds using criss-cross method:
a. Sodium Oxide
b. Silver Oxide

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.

Sum of brother and sisters age is 26. four times the brothers age is subtracted from three times the sisters age, the difference is 8. what are the ages of the brother and sister?

Need ! assume that the variables x and y are directly related. if k = 8, what is the value for each of the following points? be sure and record your data to be used in the following problem. x y k 0.