A cough syrup contains 5.0% ethyl alcohol, c2h5oh, by mass. if the density of the solution is 0.9928 g/ml, determine the molarity of the alcohol in the cough syrup.

Sandy was cooking beans for dinner and heard they cook faster if baking soda is added to the water. is adding baking soda a good idea?

How much salt is in 300 g of a 3.5 % solution of salt water?

When 8.88 g of C6H10 were reacted with excess of O2, 18.9 g of CO2 were recovered. Given this information, what is the % yield of CO2?

A sample of gas occupies 40.0 mL at - 123°C. What volume does the sample occupy at 27°C if the pressure is held constant? V1T2 = V2T1 Don't forget to convert temperature to kelvin! Group of answer choices 8.80 mL 20.0 mL 80. ML 182 mL

What does marine scientists do

What are some chemacial changes in your school?

Which of the following is an example of a double-replacement reaction? A. 3K + AlCl3à 3KCl + Al B. KOH + HBr à KBr + H2O C. CH4 + 2O2à CO2 + 2H2O D. Cu + 2H2SO4à CuSO4 + SO2 + 2H2O

Distinguish between thermal cracking and catalytic cracking

At the end of the reaction you washed the chemicals into a beaker using water. Why was it OK to use water to do this if Grignard reagents are very reactive towards water?

What happens when the electron moves from the first energy level to the second energy level? Energy is absorbed, and an emission line is produced. Energy is released, and an emission line is produced. Energy is absorbed by the atom.