Balance the following combustion reaction, and draw a corresponding picture of the correct number of particles. __C2H4 +__O2--> __CO2+ __H2O

What is the study of how matter and energy interact? a. biology b. physics c. planetary science d. chemistry

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.

According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?