If an atom of thorium-234 were to undergo beta emission twice, which atom would result?

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

What are transitions between a liquid and a solid called? identify which way they are transitioning

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.