100.0 mL of a 0.500 M solution of KBr is diluted to 500.0 mL. What is the new concentration of the solution? A) 2.50 M B) 0.500 M C) 0.100 M D) 0.0250 M

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 is the ima of the 1 st class lever in the graphic given? 2 3 0.5

What is the molar mass of ca(cio4)2