What is the percent composition of chlorine in the compound Ba(ClO3)2?

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?