Calculate how many grams of NaCl (58.44 g/mol) will be needed to prepare 20mL of each M NaCl solution. Use the values given in the problem. Enter values to 2 decimal places. 0.1 M = ___ g

0.4 M = ___ g

1.0 M = g

1.5 M = g

Please show work, I need to understand what formula to use.

Compare and contrast the bohr model and the electron cloud models of the atom.

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never