Which of the following is an example of chemical change? a.) stirring butter and sugar together b.) adding food coloring to water c.) burning a candle d.) breaking a rock into smaller pieces

What is the molar mass of a gas that has density of 2.054 g/l

What is the molar mass of ca(cio4)2

The table lists the lattice energies of some compounds. compoundlattice energy (kj/mol)lif            –1,036licl            –853naf            –923kf            –821nacl            –786which statement about crystal lattice energy is  best  supported by the information in the table? the lattice energy increases as cations get smaller, as shown by lif and kf. the lattice energy increases as the cations get larger, as shown by lif and licl. the lattice energy decreases as cations get smaller, as shown by nacl and naf. the lattice energy decreases as the cations get smaller, as shown by naf and kf.