part 2 of 3 How many formula units of the com are present in 7.71 g of epsom salt? part 3 of 3 How many moles of water molecules 7.71 g of epsom salt? Answer in units of mol.

Q: Use the References to access important values If needed for this question. The formula for sodium…

A: We know that : moles = weight of substance/molecular weight of substance  1 mole of substance =…

Q: How many hydrogen atoms are in 0.02 moles of H2SO4? Answer in units of atoms.

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A salt crystal has a mass of 0.20 mg, How many NaCl formula units does it contain?

A: Given:Mass of NaCl = 0.20 mg = 2.0x10-4 g.Molar mass of NaCl = 58.44 g/mol.

Q: The formula for iron (III) sulfate is FeV QUESTION 5 A compound containing sulfur and oxygen is 66 7…

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Q: 2) a. Calcula te the molar mass of water. b. find out the number of moles of water in of water. 20g…

A: We have 20 g of water, the molar mass of water, moles of water in 20g ,  the number of water…

Q: A compound is found to contain 52.13 % carbon , 13.15 % hydrogen , and 34.72 % oxygen by mass. To…

A: Answer :-  1) Empirical formula of the compound = C2H6O  2) Molecular formula of compound = C2H6O…

Q: What is the empirical formula for perfluoropropane if the compound contains 81% fluorine and 19%…

A: Empirical formula of a chemical compound is that chemical formula which represents the simplest…

Q: How many hydrogen atoms are in 0.1488g of phosphoric acid, H3P05

A:

Q: A compound is found to contain 50.05 % sulfur and 49.95 % oxygen by mass. What is the empirical…

A: Solution: Let us assume we have 100 g of given compound. So from the given percentage of each…

Q: A compound is found to contain 7.962 % silicon, 20.10 % chlorine, and 71.94 % iodine by mass. What…

A: Given,  Mass percentage of Si = 7.962%  Mass percentage of Cl = 20.10%  Mass percentage of I =…

Q: estradiol, the most powerful of the female sex homrones contasins 79.37% carbon 8.88% hydrogen and…

A:

Q: Consider a 7.36 gram sample of Calcium Phosphate.  1. How many formula units of calcium phosphate…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: formula mass MgBr2.

A:

Q: Part II- Moles 3) What is a mole? Describe the mole in terms of atoms, molecules and grams. DiscUss…

A: A mole is defined as 6.02214076 × 1023 of an atom, molecule, ion, or any other chemical unit. 1 mol…

Q: 3. How many formula units (particles) of NaCl are in 4.46 moles of this compound?

A: SOLUTION  Moles of NaCl = 4.46 mol 1 mol NaCl has 6.02×1023 formula units of NaCl So ,  4.46 mol…

Q: How many total atoms are in 0.910 g of P,0,? total atoms:

A:

Q: A compound contains sulfur, oxygen, and chlorine. Analysis shows that it contains 26.95% sulfur and…

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Q: How many formula units of zinc selenide are there in 2.9x10^-3 moles of zinc selenide? Round to…

A: The formula unit is used to express the smallest ratio that exists between the cations and anions in…

Q: 1. How many ATOMS of carbon, are present in 4.07 moles of carbon tetrabromide, CBR4? atoms of carbon

A: 1 mole of any substance contains Avogadro number of entities   i.e   1mole  = Avogadro number (NA)…

Q: A compound is found to contain 25.24 % sulfur and 74.76 % fluorine by mass. What is the empirical…

A: To calculate the empirical formula of the compound that contains 25.24% sulfur and 74.76% fluorine…

Q: How many hydrogen atoms are in 82.35 g (NH4)2504? Hint: must use Avogadro's number

A: Calculate number of H atoms present in 82.35 g of (NH4)2SO4 ?

Q: A compound is found to contain 38.65 % carbon , 16.25 % hydrogen , and 45.09 % nitrogen by mass. To…

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Q: 2. The rubbing alcohol was found to have 60% carbon, 13.4 % hydrogen, and the remaining percent by…

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Q: b. Calculate the number of moles are represented by 24.75 grams of calcium chloride, CaCl. c.…

A: The answers to the following questions are given as:

Q: A mystery compound has 56.6 % Potassium. 8.7 % Carbon and 34.7% Oxygen?  What is the empirical…

A:

Q: Researchers from the University of Cape Town in South Africa have discovered that penguins are able…

A: Since the chemical is only composed of Carbon, hydrogen and sulfur  hence we can assume its…

Q: A 41.8mg sample of carbon reacts with sulfur to form 116mg of the compound carbon sulfide. What is…

A: Mass of carbon used = 41.8 mg = 0.0418 g Molar mass of carbon = 12 g No. of moles of carbon used =…

Q: A compound that contains only copper and chlorine contains 2.363 g copper and 2.637 g chlorine. What…

A:

Q: Enter your answer in the provided box. The formula for rust can be represented by Fe,O3. How many…

A: Given;

Q: part 1 of 3 Epsom salts are magnesium sulfat tahydrate. How many atoms of oxyger 7.71 g of epsom…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How many MOLECULES of dioxygen difluoride are present in 9.22 grams of this compound ?

A: We know, 1 mole of a compound contains 1 Avogadro number of molecules, where 1 avogadro number =…

Q: A compound is found to contain 40.05 % sulfur and 59.95 % oxygen by mass. **To answer the question,…

A: →For calculating Empirical formula for compound      we follow these steps:-  i  calculate…

Q: What is the formula mass for a compound? Why is it useful?

A: The formula mass is defined as the summation of the average atomic masses of each atom that is…

Q: A compound is found to contain 42.88 % carbon and 57.12 % oxygen by mass. What is the empirical…

A: Given,  A compound contains 42.88 % carbon and 57.12 % oxygen by mass.

Q: Question 15 of 60 Submit How many molecules are in 57.2 moles of CH,?

A:

Q: Consider the following Organic compound. Answer the following questions. a) Write the Empirical…

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Q: A compound is found to contain 15.12 % phosphorus, 6.841 % nitrogen, and 78.03 % bromine by mass.…

A: Answer :-  The Empirical formula of given compound = PNBr2…

Q: 1. How many ATOMS of sulfur, dichloride, SCI2? are present in 4.82 moles of sulfur atoms of sulfur

A: Given: Moles of SCl2=4.82 moles

Q: 1. How many atoms is 6.00 mole of sodium? 2. Convert Ó.024 mole to formula units of table salt. 3.…

A: Since you have posted questions with multiple subparts we will solve the first three subparts for…

Q: A compound is found to contain 37.32 % phosphorus, 16.88 % nitrogen, and 45.79 % fluorine by mass.…

A: Empirical formula of a compound can be defined as the simplest whole number ratio of atoms  present…

Q: Be sure to answer all parts. Calculate the molecular mass or formula mass (in amu) of each of the…

A: Molecular mass or formula mass of the substance is the sum of the atomic mass of each element…

Q: What is the empirical formula of a compound that is 60.0 % carbon , 13.4% hydrogen, and the…

A: given 60%carbon 13.4%Hydrogen Oxygen= 100-(60+13.4) =26.6

Q: A. Complete the following table for Ca(HCO3)2 of No. Molecules No. of No. of Grams Moles 1.53 5.27 x…

A:

Q: How many moles are in 2.6 × 10 23 molecules of acetic acid

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Q: How many molecules is 8.87^12 moles of carbon tetrachloride (CCI4)

A:

Q: What is the empirical formula of bismuth chloride?

A: Given , Bismuth mass = 0.687 g mass of bismuth chloride 1.032 g

Q: Complete the following statement: 1 mole of any compound contains 6.0221 × 1023 atoms molecules or…

A: In chemistry, the Mole concept plays a very important role in describing the composition and…

Q: Lhe References to access important values if needed for this question. 1. How many MOLECULES of…

A: Since you have asked multiple question, we will solve the first questionfor you. If you want any…

Q: Use the References to access important values if needed for this question. 1. How many ATOMS of…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: How many formula units (particles) of NaCl are in 4.46 moles of this compound?

A: Given data,Moles of NaCl=4.46 moles It is known that 1 mole of a substance has 6.022 x 1023…