How many moles of mercury were heated if the change in enthalpy is 5 kJ, the specific heat is 71.1 J/molK and the heat increases by 100 K?

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m