Cyclopentanone was treated with lithium aluminum hydride followed by H3O+. Explain what you would look for in the IR spectrum of the product to verify that the expected reaction had occurred. Identify which signal should be present and which signal should be absent.

In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added

What information does a complete ionic equation give that the balanced equation doesn’t show?

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid