How many possible stereoisomers are there for Crestor ® (rosuvastatin), a medication used to reduce cholesterol? The answer is 8, but I put 4. Please explain

Determine the reaction and balance the following equations urgent due in the morning

Each of the following reactions is allowed to come to equilibrium and then the volume is changed as indicated. predict the effect (shift right, shift left, or no effect) of the indicated volume change. drag the appropriate items to their respective bins. co(g) + h2o(g) < => co2(g) + h2(g) (volume is decreased) pcl3(g) + cl2(g) < => pcl5(g) (volume is increased) caco3(s)< => cao(s) + co2(g) (volume is increased)

Which statement are accurate about snow flakes