Write an equation for the thermal decomposition of CaCO3. Determine the volume of CO2 measured at s t p. that would be produced by the thermal decomposition of 10g of CaCO3. [Ca= 40, O =16 C= 12, molar volume = 22.4dm3 at STP]

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

What is the molecular formula of ferrous nitrate and ferric nitrate

Which statement is actually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.