Cow’s milk is 4.5% by mass of lactose. Calculate the mass of lactose present in 175 g of
milk

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration?

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.