What theorem states: the sum of the squares of the lengths of the sides of a right triangle is equal to the square of the length of the hypotenuse

Why are people not able to scuba dive in the deep part of the ocean

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

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.