HomeworkLib
Question

Stoichiometry

It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the water (dehydration).

A 36.04 gram sample of a hydrate of Na2SO3 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 18.01 grams of the anhydrous compound remained. What is the formula of the hydrate?


0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Request Professional Answer

Request Answer!

We need at least 10 more requests to produce the answer.

0 / 10 have requested this problem solution

The more requests, the faster the answer.

Request! (Login Required)

All students who have requested the answer will be notified once they are available.
Know the answer?
Add Answer to:
Stoichiometry
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Similar Homework Help Questions

  • It is often possible to change a hydrate into an anhydrous compound by heating it to...

    It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the water (dehydration). A 39.45 gram sample of a hydrate of BaI2 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 30.91 grams of the anhydrous compound remained. What is the formula of the hydrate?

  • It is often possible to change a hydrate into an anhydrous compound by heating it to...

    It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the water (dehydration). A 30.74 gram sample of a hydrate of Ba(ClO4)2 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 26.49 grams of the anhydrous compound remained. What is the formula of the hydrate? Use a period instead of a dot in the formula of the hydrate.

  • (Review Topics) [References Use the References to access important values if needed for this question. It...

    (Review Topics) [References Use the References to access important values if needed for this question. It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the water (dehydration) A 41.36 gram sample of a hydrate of Ca(NO3)2 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 28.74 grams of the anhydrous compound remained. What is the formula of the hydrate? Use a period instead of a dot...

  • A 45.61 gram sample of a hydrate of Ba(ClO4)2 was heated thoroughly in a porcelain crucible,...

    A 45.61 gram sample of a hydrate of Ba(ClO4)2 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 39.90 grams of the anhydrous compound remained. What is the formula of the hydrate?

  • A 39.36 gram sample of a hydrate of CoSO4 was heated thoroughly in a porcelain crucible,...

    A 39.36 gram sample of a hydrate of CoSO4 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, 21.70 grams of the dehydrated compound remained. What is the formula of the hydrate?

  • One of the hydrates of Ba(ClO4)2 is barium perchlorate trihydrate. A 59.7 gram sample of Ba(ClO4)2...

    One of the hydrates of Ba(ClO4)2 is barium perchlorate trihydrate. A 59.7 gram sample of Ba(ClO4)2 • 3 H2O was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, how many grams of the anhydrous compound remained?

  • References Use the References to access important values if needed for this question. One of the...

    References Use the References to access important values if needed for this question. One of the hydrates of Na2SO4 is sodium sulfate heptahydrate. A 70.4 gram sample of Na2SO4.7H20 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, how many grams of the anhydrous compound remained? Submit Answer progress

  • It is often possible to change a hydrate into an anhydrous compound by heating it to...

    It is often possible to change a hydrate into an anhydrous compound by heating it to drive off the water (dehydration). Write an equation that shows the dehydration of manganese(II) sulfate tetrahydrate. Use an asterisk to enter the dot.

  • 1. How would you determine if you have heated the sample long enough to drive off...

    1. How would you determine if you have heated the sample long enough to drive off all the water from the hydrate? 2. A compound is made of 30.9% of Cu, 13.6 % Si, and 55.5% F. a. What is the empirical formula of the anhydrous salt? b. 1.00 gram of this compound is subject to high moisture environment. The resulting hydrate weighs 1.53 grams. What is the formula of the hydrate?

  • UNKNOWN NUMBER Data Trial 1 Trial 2 Mass of the crucible and cover 28.2569 Mass of...

    UNKNOWN NUMBER Data Trial 1 Trial 2 Mass of the crucible and cover 28.2569 Mass of crucible, cover and sample 28.9369 2806309 30.7449 30.330g 30.328 Mass of crucible, cover and salt after first heating 29.7969 Mass of crucible, cover and salt after second heating 28.7979 Mass of crucible, cover and salt after third heating Calculations Chemical formula of anhydrous salt (given) Mass of hydrate (sample) Mass of anhydrous salt Mass of water liberated Percentage H20 in the hydrate Percentage anhydrous...

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