How many atoms are in 36.1 g of boron

What is the formula that this ionic compounds could form sr2+p3-o2-

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

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o