a) A table tennis ball has been hit is about 13.16 times as fast as the speed for the swimming. What is the speed of the table tennis ball?

Which type of change must occur to form a compound? (1) chemical (3) nuclear (2) physical (4) phase

Determine the molarity for the fixer Sodium carbonate decahydrate (I dissolved 127.62 grams of sodium carbonate for every 4 liters of water)

What is the total number of different elements present in NH4NO3? (1) 7 (3) 3 (2) 9 (4) 4

Which tool is used to measure an object's mass? A. graduated cylinder B. meter stick C. digital thermometer D. electronic

Can a liquid or a gas apply a force to an object?

What is a type of force that will change an objects motion

A flask contains 4.4g of carbon dioxide gas. calculate how many moles CO2 gas does it contains?

What defines a mixture? A) A mixture contains different substances that are chemically combined. B) A mixture contains different substances that are not chemically combined and can be broken down into its basic substances through physical means.

How much does 5 gallons of water weigh?

Calculate the percent by mass sulfur in sulfuric acid, h2so4.