Citric acid, C6H8O7, is found in many fruits How many H atoms are contained in 0.1g of citric acid Select one: a. 1.88 x 1021 b. 2.19 x 1021 c. 6.02 x 1023 d. 2.51 x 1021

Q: 2. The equation Fe,03 + 3C = 2Fe + 3CO, tells us that 1 mole of iron oxide reacts with of carbon to…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: How many grams of H3PO4 are produced when 3.59 moles of water react with an excess of H3PO4?…

A: Moles of water = 3.59 mol Mass of H3PO4 = ?

Q: How many moles of ammonia liquid is required to produce the number of moles of H2 gas?…

A:

Q: Part B How many grams of sodium oxide can be synthesized from 17.4 g of sodium? Assume that more…

A: Given:Mass of sodium(Na)=17.4 g

Q: moles

A:

Q: __C3H8 + ___O2 ---->  ___CO2 + ___H2O

A: Following question is based on concept of stoichiometric and limiting reagent. For this, first of…

Q: How many moles of Al are needed to form 2.43 mol of Al2Br6?

A: The given equation and problem can be solved by mole concept. An equation is balanced when the same…

Q: How many moles of MgO are formed when 0.13 moles oxygen gas completely reacts with 0.40 mol Mg?…

A:

Q: Calculate how many moles of CaCl2•2H2O are present in 1.50 g of CaCl2•2H2O and then calculate how…

A:

Q: A student is trying to figure out how many moles of potassium chloride are made from 4,0 grams of…

A: To get the anwer we must convert the amount of chlorine gas into moles & then multiply it by 2,…

Q: O2 + 2 Mg → 2 MgO If 4 moles of magnesium totally reacted with more than enough O2, how many moles…

A:

Q: S    +   6 HNO3  -->   H2SO4   +  6 NO2   +   2 H2O In the above equation how many moles of water…

A:

Q: How many moles of magnesium chloride (MgCl2) are present in 27.13g of magnesium chloride?

A: Given data,Mass of MgCl2=27.13gMolar mass of MgCl2=95.211g/mol

Q: A cylinder of neon gas, Ne, contains 220.5 grams of gas. How many moles of neon gas does the sample…

A:

Q: For the reaction N2+3H2->2NH3, find the mass of N2 needed to react to form 0.341g of NH3 ? Three…

A:

Q: How many moles of calcium chloride are produced if 0.112 mol of calcium reacts? Ca + Cl2 = CaCl2

A: 1 Ca + Cl2 = 1 CaCl2 From the balance reaction, we can see that 1 mol of Ca produced 1 mol of…

Q: Using the balanced reaction below, Given 1.206 g of AICI3 , calculate how many grams of PbCl2 will…

A: Given that: mass of AlCl3 = 1.206 g 3Pb(NO3)2 (aq) + 2AlCl3 (aq) →3PbCl2 (s) + 2Al(NO3)3 (aq) molar…

Q: Question 69. Nice Consider the following equation 2 Mg (s) +  O2 (g)  →  2MgO (s) The number of…

A:

Q: Find the percentage of sulfur's in Epsom salt crystals (MgSO4. 7H2O)? a) sulfur b) water

A: Given : chemical formula of Epsom salt = MgSO4.7H2O  To calculate :- percentage of S and H2O in…

Q: The molecular weight of propane is 44.10 g/mol.  Based on the number of grams of gas…

A: No. of moles of any solute is defined as the ratio of measured mass divided by its molecular mass.…

Q: 5. 2 moles of silver times 3 moles of barium per mole of silver equals: Must include units! 6. 27.3…

A:

Q: A chemist uses hot hydrogen gas to convert chromium(III) oxide to pure chromium. How many moles of…

A:

Q: 58.5 gms of NaCl contains O 1 gm mole of NaCl O 1 lb mole of Nacl O 1 kg mole of NaCl O all of the…

A: Answer       Mole = mass in gm / molar mass     Mole  = 55.8/…

Q: Oxygen is a product of the decomposition of mercury(II) oxide as shown below. 2 HgO(s) → 2 Hg(ℓ) +…

A: Given: Reaction: 2HgO (s) → 2 Hg (ℓ) + O₂ (g) mass of HgO = 3 grams. molar mass of HgO = 216.59…

Q: 11. Calcium Carbonate (CaCO, Molar mass = 100.09 g/mole) is an antacid used to neutralize extra acid…

A: Given,  Molar mass of CaCO3 = 100.09 g/mole  Mass of tablet = 250 mg  How many moles of CaCO3 will…

Q: Oxygen is a product of the decomposition of mercury(II) oxide as shown below. 2 HgO(s) →2 Hg(t) +…

A: Number of moles of a substance=Mass of substanceMolar mass

Q: A student is trying to figure out how many moles of potassium chloride are made from 4.0 grams of…

A:

Q: The exhaust of an automobile contains 0.09 % nitrogen dioxide at 80 C. Express this concentration in…

A: Concentration of NO2 is 0.09% . Temperature = 80° C or 80 +273 = 353K Using ideal gas law, PV = nRT…

Q: 14. What is the A H® rg of the following reaction, using the average bond energies in table on the…

A:

Q: How many grams of Fe2O3Fe2O3 can form from 26.4 g26.4 g of O2O2?…

A: Given that, a chemical reaction is 4Fes + 3O2g→2Fe2O3. We have to tell the amount of Fe2O3 that can…

Q: 1HgO(s) + 1 Na2SO3(aq) 1Hg(l) + 1Na2SO4(aq) Use the balanced reaction above to calculate the answer…

A:

Q: Given 6.43g of S in Ferric Sulfate Find A. Molecules of ferric sulfate B. Moles of Ferric Sulfate C.…

A: Given data: The mass of sulfur in ferric sulfate is 6.43 g. To find: A. Molecules of ferric sulfate…

Q: How many moles of Fe2O3 are produced when 0.275 moles of Fe is reacted?  0.137 mole Fe2O3 0.138 mole…

A:

Q: 1. Aluminum metal (Al) and hydrogen chloride (HCI) react to form aluminum chloride (AICI3) and…

A: Given,  Al and HCl react to form AlCl3 and H2 gas , then  A. What is the balanced reaction = ? B.…

Q: 27. Select the correctly paired empirical and molecular formulas Empirical CH Molecular C,H2 C,H2…

A: The correctly paired empirical and molecular formula is given below.

Q: Oxygen is a product of the decomposition of mercury(II) oxide as shown below. 2 HgO(s) → 2 Hg(ℓ) +…

A: Given data,Mass of HgO=3.30gGiven reaction:2HgO(s)→2Hg(l)+O2(g)

Q: Question 69   Nice Consider the following equation 2 Mg (s) +  O2 (g)  →  2MgO (s) The number of…

A: Answer option c) 2.0 mole of Oxygen gas needed to react with 4.0 mol of Mg.

Q: S    +   6 HNO3  -->   H2SO4   +  6 NO2   +   2 H2O In the above equation how many moles of water…

A: Given, the balanced equation: S+6HNO3  → H2SO4   +  6 NO2  + 2 H2O We have to find the number of…

Q: On a space shuttle, LiOH is used to absorb exhaled CO2 from breathing air to form LiHCO3. How many…

A:

Q: A student is trying to figure out how many moles of potassium chloride are made from 4.0 grams of…

A:

Q: The reaction of H2 and O2 produces water 2H2 + O2 -> 2H2O If there are 5 moles of O2 how many…

A:

Q: A student is trying to figure out how many moles of potassium chloride are made from 4.0 grams of…

A:

Q: NetID: en gas combines to form copper(I) oxide. How many h 4.00 g of solid copper(I) and 1.25 g of…

A:

Q: Use the following: _KHCO3 (s) -> _K2CO3 (s) + _H2CO3 (g) A  2.154g unknown sample containing…

A: The balanced reaction is

Q: How many moles of NBr3 can be made from 2.22 x 102 moles of N2 ?  N2   +   3 Br2   →   2 NBr3   +…

A: One mole is defined as which contain 6.022* 10^23 atoms. Number of moles is calculated by dividing…

Q: 2Mg + O2 --> 2MgO How many moles of MgO would be produced if 5 moles of Mg react with 3 moles of O2?

A:

Q: S    +   6 HNO3 →  H2SO4   +  6 NO2   +   2 H2O In the above equation, how many grams of water can…

A: Given, S + 6 HNO3 →  H2SO4 + 6 NO2 + 2 H2O moles of HNO3 consumed = 16 moles mass of water (H2O)…

Q: 15. Titanium (IV) chloride is reduced by magnesium to produce titanium according to the following…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".