chemistry

how do u calculate the percentage of water of cystallisation in FeSO4.7H2O


percent water= 7*molmassH20/molmassFeSO4.7H2O * 100

now to get the mole mass of FeSO4.7H2O * 100, it is the sum of the atomic mass of one Fe, one S, four O, 14H, and 7 O.

  1. 👍
  2. 👎
  3. 👁

Respond to this Question

First Name

Your Response

Similar Questions

  1. Check my answers?

    A. 75 % B. 12.5% C. 25% D. 3.13% E. 9.38% 3. what percentage of land on the earths surface is inhospital lands? - B 4. what percentage of earths surface is covered by land? - C 5. what percentage of land on earth is usable, for

  2. Chemistry

    If the mass percentage of water in FeSO4 X H20 is 45.3%, find the number x?

  3. Chemistry

    How do I determine the quantity (g) of pure MgSO4 in 2.4g of MgSO4.7H2O

  4. chemistry

    determine the % of water of crystallization in pure sample of green vitriol (FeSo4.7H2O)

  1. math

    Water is being poured into a conical cup that is 12cm tall. a) When the water in the cup is 9cm deep, what percentage of the cup is filled? b) When the cup is 75 percent filled, how deep is the water?

  2. chemistry

    The density of liquid water is 0.997 g/mL at 25 degrees Celsius. a) Calculate the mass of 250.o mL (about a cupful) of water. b) How many moles of water are in 250.0 mL of water? Use the result from letter a. c) Calculate the

  3. Environmental Science

    Ninety seven percent of the world's water resources are found in a.fresh water b.salt water c.icecaps and glaciers d.groundwater This is my Science test that i got back from my Science teacher. My grade is a 69 0n it. She told me

  4. Chemistry+Empirical formula

    This is kind of tricky for me. What os the empirical formula (lowest whole number ratio) of the compounds below? A. 25.3% Cu, 12.9% S, 25.7% O, 36.1% water How would i set this up? The water at the end is confusing me. I think I

  1. Chemistry

    Find the number of unpaired electrons on the central metal atom of following: MgSO4 NiSO4.6H2O CoCl2.6H2O KCr(SO4)2.12H2O CuSO4.5H2O (NH4)2Cr2O7 FeSO4.7H2O MnCl2.4H2O FeCl3.6H2O K3Mn(CN)6

  2. chemical science

    what is the van't Hoff factor for MgSo4.7H2O and ZnSo4.7H2O?

  3. science

    an iron supplement is used to treat anemia and 50 mg of FE is required per tablet. If the iron compound used in th tablet is FeSO4.7H2O,what mass of this compound would be required per tablet to provide the desired amount of Fe?

  4. general chemistry I

    Calculate the percentage error arising in an experiment if 1-mL, 5-mL, and 10-mL pipets are used for transfer and each pipet contains 5 drops of water adhering to the inside of the barrel. A single drop of water has an approximate

You can view more similar questions or ask a new question.