Find the number of mass in 3.30 grams of (nh4)2 so4

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.