2) According to the following equation, Calculate the percentage yield if 550.0 g of toluene (CHs )added to an excess of nitric acid (HNO3) provides 305 g of the p-nitrotoluene (C,H;NO2 ) product in a lab experiment. C7H8 + HNO3 →_C7H¬NO2 + H2O -

9 grams of NaCl are dissolved in 99 grams of water in a 2.0 L container. What is the mass percent of NaCl? Report your answer to 1 decimal place.

Question number 8. I need help.

16  part d

Can you show us how to do number 8. ? Please see the attached pic.This is not a graded question as it is a practice question . I am 60 years old and helping my son prepare for the AP exam in a few months. We do questions at the back of the textbook by Zumdahl and Zumdahl

how do you solve question 9 and 10?

How do you go form the stick figure to go drawing

Please answer question number 1 correctly with the correct answer. there is a picture of an example of a ''Dimensional analysis Format' below. please write out all work showing the math in dimensional analysis format.    Question 3: Calculate the molar mass of each of the following ionic Compounds:   A. KMnO4 B. Ca3(PO4)2

Hi how do u solve b

How would you define conceptual problem solving in your own words?