review essay
Short Answer
1. For the reaction 2Na(s) + Cl (g) --> 2NaCl(s), how many grams of NaCl could be produced from 103.0 g of Na and 13.0 L of Cl (at STP)?
2. Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of hydrogen gas are formed when 48.7 g of sodium are added to water?
2Na + 2H O --> 2NaOH + H
Essay
3. When a mixture of sulfur and metallic silver is heated, silver sulfide is produced. What mass of silver sulfide is produced from a mixture of 3.0 g Ag and 3.0 g S ?
16Ag(s) + S (s) --> 8Ag S(s)
4. What is the limiting reagent when 150.0 g of nitrogen react with 32.1 g of hydrogen?
N (g) + 3H (g) --> 2NH (g)
5. A 500-g sample of Al (SO ) is reacted with 450 g of Ca(OH) . A total of 596 g of CaSO is produced. What is the limiting reagent in this reaction, and how many moles of excess reagent are unreacted?
Al (SO ) (aq) + 3Ca(OH) (aq) --> 2Al(OH) (s) + 3CaSO (s)
About Me
- Gary Hi10spro Sakuma
- Honolulu, Hawaii, United States
- I have played for 25 years and coached for the last 17 years--certified United States Professional Tennis Association Professional One--worked for Punahou Schools-voted the #1 Sports School in the United States, as a Program Supervisor, in charge of coaching the High Performance Players as well as coordinating programs for K-12 and Tennis Pro Education.
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Hawaii Tennis Pro presents SIMPLE TENNIS his How to Play Singles, How to Play Doubles, and The Tennis Book of Plays-- THREE Ebooks for only $19.99 plus 7% tax. 130 pages and counting. one year of free updates plus video links with simple explanations.
it will be sent via email to you and when we update it, we update your copy for one year. Nearly every page has clear diagrams and pictures to help with your understanding. Difficult topics have a video link for added understanding. Hawaii Tennis Pro Tennis for everyone. Covers mental toughness, match preparation, practice techniques to work on the shot and shot selections
Hawaii Tennis Pro presents SIMPLE TENNIS his How to Play Singles, How to Play Doubles, and The Tennis Book of Plays-- THREE Ebooks for only $19.99 plus 7% tax. 130 pages and counting. one year of free updates plus video links with simple explanations.
it will be sent via email to you and when we update it, we update your copy for one year. Nearly every page has clear diagrams and pictures to help with your understanding. Difficult topics have a video link for added understanding. Hawaii Tennis Pro Tennis for everyone. Covers mental toughness, match preparation, practice techniques to work on the shot and shot selections
Sunday, January 18, 2009
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