Class Notes #18 – How to handle chemical reaction math (part I) 1. The average person eliminates 25.5 g of urea per day. What mass of potassium hydroxide is needed to
react completely with this mass of urea? Give your answer in grams. Use proper significant digits.
2. What mass of hydrogen gas could be produced from the reaction of 25.5 g of urea and 25.5 g KOH? Give your answer in grams. Use proper significant digits.
3. Given your answer to Question 2, is human urine a viable source of hydrogen gas? There is no right or wrong answer but you must provide an answer to earn the points.
Show more
Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.
You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.
Read moreEach paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.
Read moreThanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.
Read moreYour email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.
Read moreBy sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.
Read more