what is the minimum number of moles of calcium nitrate that must be added to 1 L of a 0.182 M potassium flouride solution to begin. percipitation

How air particles exert a pressure on the inside of the balloon

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a