Lizzy lost 2.3 lbs of water due to sweating during baseball practice. How much energy is absorbed from Lizzy's body for this process? 2.2 lbs = 1.0 kg. Express the answer in kilojoules.

What element is in the us penny?

Why do solids expand on heating?

Describe how chemistry is part of your everyday life

The specific heat of a substance is the heat that must be absorbed to increase the temperature of 1 gram of a substance by 1 degree Celsius. TRUE FALSE

How many moles of water will be produced when 8 moles of ethane are burned?

What type of reaction occurs when two hydrogen atoms collide at high speed combining together into a helium atom: alpha decay, beta decay, fission, or fusion?

Why don't noble gases normally form chemical bonds?

Using the equation MgCl2 - > Mg + Cl2, if 5.00 grams of MgCl2 is given, how many grams of Mg is produced?

Increasing the concentration of a reactant speeds up a reaction. True False

When this element was discovered, it exhibited luster and malleability, and it reacted very vigorously with water. This element is never found as a free element in nature and always exists in a compound.