In the equation for the formation of magnesium sulfide shown, which atom gains electrons? In other words, when magnesium bonds with sulfur, which atom is gaining electrons? pls help!!

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

In the reaction between a crushed antacid tablet and vinegar what gas is emitted