What is the mass, in grams, of 7.940 x 1023 molecules of zinc acetate? Enter your answer with at least three significant figures.

Q: Calculate the number of hydrogen atoms in a 50.0 g sample of ammonia (NH,). Be sure your answer has…

A: Given that, 50.0 g sample of NH3. We have to calculate the number of hydrogen atoms in this sample.

Q: What is the mass, in grams, of 1.20 mol of iron (III) sulfate? Express your answer using three…

A: Given,  Moles of Iron(III) sulfate = 1.20 mol  Molar mass of Iron(III) sulfate = 399.88 g/mol

Q: a. What is the mass of 1.49 x 1024 atoms of chlorine? grams b. What is the mass of 9.12 x 1023…

A: a) mass of 1.49×1024 atoms of chlorine.

Q: 6. The density of salt is 2.16 g/cc. If you used 3.00 cc on your food, how much in ug is that?

A: The mass per unit volume of a substance is known as the density of the substance. The density of a…

Q: What mass of iron (d = 7.874 g/cm') does a 2.0 in x 1.5 in x 10.0 in sample have?

A: Given  density of Iron = 7.874 gram/ Cm3 Volume = 2.0 inch × 1.5 inch × 10 inch 1 inch   = 2.54 Cm…

Q: a. What is the mass in grams of 1.75 × 1024 atoms of silicon? grams b. How many silicon atoms are…

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Q: what is the weight in grams of 4.30 x 10^14 CF4 molecules?

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Q: How many atoms of chlorine are in 6.85 g of chlorine

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Q: What is the mass in grams of 6.90 x 10^14 lead (Pb) atoms? Enter your answer in scientific notation.

A: Given: molecules of lead (Pb) = 6.90×1014 molecules molar mass of Pb = 207.2 g/mol

Q: Select the set-up for the mass % of fluorine, F, in PF3. O (27/42) x 100 O (9/42) x 100 O (19/50) x…

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Q: The mass of a single strontium atom is 1.46x10-22 grams. How many strontium atoms would there be in…

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Q: Ethylene dibromide is a compound with the molecular formula C2H2Br2. What is its molecular mass in…

A: The molecular formula of ethylene dibromide is C2H2Br2.

Q: A chemist adds 35.0 mL of a 7.43 x 10μM zinc oxalate (ZnC₂04) solution to a reaction flask.…

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Q: What is the mass in grams 1.46 x 10^24 of atoms of krypton? a. _____grams b.  How many krypton…

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Q: In a laboratory experiment, an undergraduate student collected a sample of ammonium phosphate. If…

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Q: How many atoms are contained in 4.1 g of carbon? How can you round this answer to 2 significant…

A: 1 mole of any substance contains 6.023×1023 atoms.1 moles of carbon atoms weigh 12 g.

Q: What is the mass in grams of 7.80x10^15 molecules of CO?

A:

Q: Calculate the mass in grams of 3.96 x 104 molecules of dichlorine hexaoxide. Enter your answer in…

A: DIchlorine hexaoxide →Cl2O6Number of moles of any molecule = Given number of molrculesAvogadro's…

Q: What is the mass in grams of 1.37 × 1016 chromium atoms? Put your answer in box in scientific…

A: Given: Number of chromium atoms, Cr = 1.37 × 1016 atoms.

Q: A pure titanium bicycle frame contains 1.61 x 10^25 titanium atoms. What is its mass in kilograms?

A: 1 mole of any substance contain 6.022 × 1023 unit of that substance. that substance may be atoms,…

Q: An antacid tablet weights 1.36g. If the percent active ingredient of calcium carbonate is 38.2%,…

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Q: What is the mass, in g, of 2.67 × 10 nickel (Ni) atoms? Enter your answer in scientific notation. 12…

A: The given data contains, Atoms of nickel = 2.67×1012 Molar mass of Nickel = 58.69 g/mol.

Q: You wish to prepare 210 grams of 16.3 % Mg(NO3)2 You will need grams of magnesium nitrate and mL of…

A: Given that we have to prepare a 210 grams of 16.3 % MgNO32 solution. Recall the expression of mass…

Q: What is the mass of 3.50 billion billion atoms of rhenium?  (One billion billion is 1 x 10^18)

A: Given: The number of atoms of Rhenium(Re)=3.50×1018  The atomic mass of Re=186.207 u

Q: What is the mass, in grams, of 1.40×1021 molecules of aspirin, C9H8O4C9H8O4? Express your answer…

A: The number 6.022 × 1023 indicating the number of atoms or molecules in a mole of any substance is…

Q: What is the mass in grams of 9.25 x 10^24 molecules of CO2? Write the answer in decimal form.

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Q: Iron is found in Earth's crust as several iron compounds: Calculate the mass (in kg) of each…

A: Part B Given :-  mass of iron in the compound = 6.3 × 103 kg  formula of compound = Fe3O4  To…

Q: grams are in 2.71 x1024 molecules of S8?

A: Given: To find the grams in 2.71×1024 molecules of S8

Q: What is the mass in grams of 3.7 x 1019 particles of iron(III) carbonate?

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Q: What mass of copper(I) phosphate contains 3.20x1023 oxygen atoms? Provide your answer in decimal…

A: Chemical formula : Cu3(PO4)2  Given, Atoms of Oxygen = 3.20 x 1023 atoms. Molar mass  : 380.58 g/mol…

Q: what is the mass in grams of 1.49 x 10^17 chromium atoms?

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Q: What is the mass in grams of 1.37 x 10^24 atoms of nickel? ______ grams How many nickel atoms are…

A: Calculate mass and number of atoms of Nickel in the given data in the question---  Value--  Avogadro…

Q: Calculate the number of atoms in a 2.17 x 105 mole sample of neon. Your answer should be rounded to…

A: Number of moles of a substance is equal to the mass of the substance divided by its molar mass.

Q: How many grams are in 2.85 x 10^23 molecules of CO2?

A: The question is based on mole concept. we have to calculate mass of carbon dioxide present in the…

Q: What is the mass, in grams, of each of the following? I.) 2.1×10−3 mol Sb Express your answer…

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Q: What is the mass in grams of 1.75 x 10^24 atoms of silicon? grams How many silicon atoms are there…

A: a) To determine the mass in grams of silicon which is present in 1.75×1024 As 6.022 ×1023 atoms are…

Q: A chemist adds 1.30 L of a 5.83 x 10 mmol/L copper(II) fluoride (CuF,) solution to a reaction flask.…

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Q: A chemist adds 405.0 mL of a 8.16 × 10 mM zinc oxalate (ZnC,04) solution to a reaction flask.…

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Q: How do i Complete the following calculation? Determine the number of grams of Carbon in 3.14 x 1032…

A: To get the number of gram calculate mole then with the help of mole calculate mass.

Q: What is the mass in grams of 1.20 × 1014 lead (Pb) atoms? X 10 Enter your answer in scientific…

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Q: How many atoms are there in each of the following substances? I.) 5.14 g P Express your answer…

A: molar mass of P   = 31 g/mol molar mass of Hg = 200.59 g/mol molar mass of Bi   = 200.98 g/mol molar…

Q: 5. The density of water at 4.00°C is 0.967 g/mL. How many molecules of water are present in a 499.8…

A: Given: Density of water = 0.967 g/mL. And the volume of water = 499.8 mL

Q: what is the price of one gram of mercury if 1 pound of mercury is $2.03

A: The price of 1 pound of mercury is given and it is required to calculate the price of 1 g of mercury…

Q: Calculate the mass, in grams, of each of the following. 2.0x10^23 lead atoms Express your answer…

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Q: What is the mass, in grams, of 7.82 x 1016 molecules of oxygen?

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Q: The mass of 1 molecule of HI in grams is 127.91.

A: We have to tell whether mass of HI given is correct or not

Q: What is the mass of 2.5 x 1023  atoms of hydrogen?   What is the mass of 1.77x 1024 molecules of…

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Q: How many atoms are there in 11.1 g of sulfur? You will need to divide your answer by 1.0x10^23

A: The number of atoms in a compound is calculated as the product of number of moles and the Avogadro's…

Q: a. What is the mass in grams of 5.01 x 1023 a. What is the mass in grams of 5.01 × 10° atoms of…

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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".