NLN PAX RN Science 50 Questions With Answers

1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at 10°C each absorb 5 joules of heat energy. The final temperatures of X and Y are 15°C and 20°C, respectively. Compared to X, Y must have a lower A) specific heat B) conductive heat C) heat of fusion D) heat of vaporization - ️️A) specific heat A drop of dilute ammonium hydroxide (NH4OH) is placed on one side of a slide containing a large number of swimming paramecium. Under this condition, which of these behaviors of the paramecium will be observed? A) They will eventually all swim toward the ammonium hydroxide B) They will show no net change in behavior to the ammonium hydroxide C) They will all be instantly killed by the ammonium hydroxide D) They will eventually all swim away from the ammonium hydroxide - ️️D) They will eventually all swim away from the ammonium hydroxide A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains A) carbon dioxide B) hydrogen C) oxygen D) nitrogen - ️️A) carbon dioxide