What products are formed from monochlorination of (2r)−2−bromobutane at c1 and c4? draw the products using skeletal structures?

Smog is the term used to describe the combination of fog and smoke

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

What is the percent by mass of magnesium sulfate in mgso4.7h2o