In the following reaction, what element is gaining mass? Mg(s) + CuSO4(aq) -> MgSO4(aq) + Cu(s)

A. Mg
B. None of these
C. Cu
D. O

What neutral atom is isoelectronic to mn+4

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m