Question

Name: - THE MOLEW! Session: _ T.A. - Directions: Write in the parenthes ) D. 3.0 x 10 E 1.20 x 1022 ) - g/mol E. 88.07 ) 4.
0 0
Add a comment Improve this question Transcribed image text
Answer #1

Here are some ma%% formula- of aton numer of atoms number of molest & NA number of molecules a number of moles of molecules X

Comment if any problem.

Please post each question separately.

Add a comment
Know the answer?
Add Answer to:
Name: - THE MOLEW! Session: _ T.A. - Directions: Write in the parenthes ) D. 3.0...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • 1.   Choose the correct answer(s) to complete the following statement: One mole of oxygen (O2) gas...

    1.   Choose the correct answer(s) to complete the following statement: One mole of oxygen (O2) gas is equivalent to _____________________. I. 6.022 × 1023 molecules of oxygen II. 6.022 × 1023 atoms of oxygen III. one mole of oxygen atoms IV. two moles of oxygen atoms 2. 50.0 g of Cl2 contains ________ mol Cl2. a. 0.705 b.1.41 c. 4.24 × 1023 d. 1775 e. 50.0 3. The number of grams in 0.350 mol of Na is a. 11.0. b....

  • moles of C. 6) 0.400 mole of sucrose, C12H22011. contains A) 12 B) 6.02 x 1023...

    moles of C. 6) 0.400 mole of sucrose, C12H22011. contains A) 12 B) 6.02 x 1023 C) 5.02 x 1022 D) 2.89 x 1024 E) 4.80 7) How many moles of carbon atoms are there in 0.500 mole of C2H6? A) 0.500 mole B) 1.00 mole C) 3.00 moles D) 6.02 x 1023 moles E) 4.00 moles 8) Calculate the molar mass of magnesium chloride, Mg (12. A) 24.31 g/mole B) 95.21 g/mole C) 125.9 g/mole D) 59.76 g/mole E)...

  • (a) How many moles of ammonium ions are in 0.405 g of ammonium carbonate? mol (b)...

    (a) How many moles of ammonium ions are in 0.405 g of ammonium carbonate? mol (b) What is the mass, in grams, of 0.0601 mol of iron(III) phosphate? (c) What is the mass, in grams, of 2.06 x 1023 molecules of aspirin, CyH8O4? (d) What is the molar mass of a particular compound if 0.072 mol weighs 6.14 g? g/mol Submit Answer

  • 7.3 The Mole Concept in Balanced Equations The Mole Map Mole Ratio From Equation Molar Mass...

    7.3 The Mole Concept in Balanced Equations The Mole Map Mole Ratio From Equation Molar Mass Molar Mass Moles BGrams B Grams A Moles A Avogadro's Number Avogadros Number Particles A Particles B Consider the following generic reaction If a chemist carries out this reaction using 11.0 moles of A, 8. a. How many moles of B are needed? b. How many moles of C can form? 9. Potassium metal reacts with water according to the balanced equation shown: 2...

  • (a) How many moles of ammonium ions are in 0.777 g of ammonium carbonate? (b) What...

    (a) How many moles of ammonium ions are in 0.777 g of ammonium carbonate? (b) What is the mass, in grams, of 0.0421 mol of iron(III) phosphate? (c) What is the mass, in grams, of 5.12 1023 molecules of aspirin, C9H8O4? (d) What is the molar mass of a particular compound if 0.070 mol weighs 6.46 g?

  • (a) How many moles of ammonium ions are in 0.345 g of ammonium carbonate? (b) What...

    (a) How many moles of ammonium ions are in 0.345 g of ammonium carbonate? (b) What is the mass, in grams, of 0.0499 mol of iron(III) phosphate? (c) What is the mass, in grams, of 4.92 1023 molecules of aspirin, C9H8O4? (d) What is the molar mass of a particular compound if 0.088 mol weighs 5.44 g?

  • 35) What is the mass of a 0.150 mole sample of sulfur? B) 0.208 g 35)...

    35) What is the mass of a 0.150 mole sample of sulfur? B) 0.208 g 35) A) 4.68 g E)4.81 g D) 214 g C) 5.17 g 36) Lithium oxide can be produced by the reaction shown below. If a manufacturing company wants to make 25.0 g of Li20, what mass of Li is necessary? [Molar masses: Li, 6.94 g/mol; O, 16.00 g/mol] 36) 4Li(s)+O2)-2Li20(s) A) 0.0861 g Li B) 2.903 g Li C) 23.2 g Li D) 12.5 g...

  • 13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51 x10 L? UNITS!!!...

    13. Calculate the density of sulfur if you have 9.92x102 atoms in 2.51 x10 L? UNITS!!! 14. Calculate the number of hydrogen atoms in 0.252 ML of sulfuric acid. (D-1.02g/mL) 15. Indicate whether the following is true or false. If it is false, correct it to make it true. a. If you have 1 g samples of different elements, the sample with the smallest molar mass contains the fewest atoms. b. On average, one lithium atom weighs 6.941 amu. Every...

  • 6.0 grams hydrocarbon sample were made to react with oxygen gas to produce 17.6 grams of...

    6.0 grams hydrocarbon sample were made to react with oxygen gas to produce 17.6 grams of carbon dioxide according to the equation: CxHy(g) + O2(g) ---------- CO2(g) + H20(l) where x = subscript for C, y = subscript for H a. How many grams of C are there in 17.6 grams of CO2? b. How many grams of C are there in the hydrocarbon sample? c. How many moles of C are there in the hydrocarbon sample? d. How many...

  • please show how to calculate molar mass, and how to calculate mole from molar mass..please will...

    please show how to calculate molar mass, and how to calculate mole from molar mass..please will give a thumbs up 11. What is the percent water in lithium nitrate trhydrate? (Show work for credit) 12. In another experiment, the mass of a hydrate was found to be 2.7090 grams. After heating, the anhydrous sample had a mass of 1.8820 grams. Answer the folowing and show al work for credit a. What was the mass of water lost? b. How many...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT