When 36 grams of tin (IV) phosphate is mixed with excess of sodium carbonate, it is calculated that 35 grams of tin (IV) carbonate will be produced. If this reaction goes to 83% completion, what mass of tin (IV) carbonate will be produced in the lab?

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

Which type of fossil does this image depict?

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign