8.00 mL of liquid substance are pipetted into a beaker of mass of 12.69 g. The combined mass of alcohol and the beaker was 20.19 g. What is the density of alcohol?
Select one:
O 0.897 g/mL
O 1.088 g/mL
O 0.938 g/mL
O 0.989 g/mL​

What kind of ion is contained in salts that produce an acidic solution? a positive ion that attracts a proton from water a positive ion that releases a proton to water a negative ion that attracts a proton from water a negative ion that releases a proton to water

Ibeg i need 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum