4. At room temperature, the saturated concentration of NaCl is 357 g/L. Express this concentration in units of Molarity.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions

How many moles of potassium are needed to react completely with 12.8 moles of magnessium bromide?