How many grams are contained in 1.0 oz

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.

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0