A sample of monochloro tetraborane (10), B4H9Cl, contains 2.5 mol of the compound. Determine the amount (in mol) of each element present and the number of atoms of each element present in the sample. Element Moles Atoms B     H     Cl

Q: How many oxygen atoms are in one mole of Sn(SO4)2- 4.818 x 1024 02 04 08 O 6.022 x 1023

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Q: 3.A sample of 7.2 moles of the ionic compound, potassium dichromate, K2Cr2O7, is present. How many…

A: The formula of the given compound is K2Cr2O7. One mole of potassium dichromate contains the number…

Q: A sample of NH3 contains 5.48×1022 molecules. How many moles of NH3 are in this sample?  mol How…

A: Step 1: Calculation for the number of moles of NH3: 1 mole of any substance contains Avogadro's…

Q: a. How many carbon atoms are in the sam b. How many hydrogen atoms are in the s c. How many oxygen…

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Q: A sample of pentanol, C5H120, contains 1.69 mol of the compound. Determine the amount (in mol) of…

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Q: An unknown compound is processed using elemental analysis and found to contain 117.4 g of platinum,…

A: We know that,  Number of mole = given mass/molar mass Atomic mass of platinum =195.084 g

Q: Calculate the molar mass. a. Co(NO3)2 x 6H2O b. Ni(NO3)2 x 6H2O

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Q: A sample is found to contain 0.650 mole of a chemical substance. a. How many atoms are present if…

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Q: An aspirin tablet contains 325.0 mg of aspirin, which has the molecular formula, C9H8O4. How many…

A: Given:Mass of aspirin = 325 mg = 0.325 g.

Q: How many bromine atoms are in 1.25 mols of Br? O2.08 x 10-24 atoms O 4.82 x 1023 atoms 7.53 x 1023…

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Q: Write the chemical formula for each compound, and then calculate the amount in moles in each sample.…

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Q: Calculate the moles of Cl in 25.0 g of XYCl3 if the compound XYCl3 has a molar mass of 119.38 g/mol.

A: The above given molecule is a chlorine containing compound. As per the given formula the given…

Q: A sample of propane, C3H8C3H8, contains 16.1 molesmoles of carbon atoms. How many total moles of…

A: Given, the sample of propane (C3H8) contains 16.1 moles of carbon atoms. In propane, the carbon…

Q: Consider a sample of carbon tetrafluoride that contains 1.09 × 10²⁴ atoms of fluorine. 1.) Using…

A: In international system of unit, there are seven basic units. Out of those seven unit Mole is one of…

Q: How many Ne atoms are contained in 32.0 g of the element? 1.07 x 10-21 atoms 3.88 x 1026 atoms O…

A: The question is based on mole concept.we need to calculate number of atoms present in given quantity…

Q: How many moles of tin, Sn are needed to give 1.39x1022 tin atoms? Starting Unit (include substance):…

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Q: a. How many molecules are present in n g of Sulphur dioxide?

A: Molecular weight of SO2 = 64 g/mol Molecular weight of any substance contains 6.023*1023 number of…

Q: Be sure to answer all parts. The interhalogen compound CIF3 reacts with NH3 to produce three…

A: Given, 2NH3 + 2ClF3 → 6HF + N2 + Cl2 mass of NH3 react = 27.4 g mass of ClF3 react = 166.7 g mass of…

Q: Calculate the moles of glucose in 1.0253 g of glucose, C6H12O6. Then calculate the moles of each…

A: Given :-  Mass of glucose = 1.0253 g  To calculate :-  Number of moles of glucose and also determine…

Q: 3. A 29.8g sample of a compound is found to contain 10.5g C and 16.7 g fluorine , the rest is…

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Q: Which sample has the greatest amount of atomic nitrogen? 33.0 g of N2O 3.01 × 1023 molecules of N2…

A: The objective of the question is to determine which of the given samples contains the greatest…

Q: Florasulam is an herbicide with the chemical formula C12H8F3N5O3S. Answer the questions below…

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Q: Consider a sample containing 0.750 mol0.750 mol of a substance. How many atoms are in the sample if…

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

Q: Which is the molecular formula of a sample of a compound containing 6.444 g of boron (B) and 1.803 g…

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Q: What mass of compound is present in 7.60 moles of each of the following compounds? a.) Ca3(PO4)2 b.)…

A: In chemistry, number of moles refers to a unit of amount. It can also be defined as the mass of a…

Q: In 360 grams of Glucose(CGH1206) the number of moles of Glucose present is O 1 O 4 O 3 O 2

A: * Number of moles of substance = Mass of substance/molar mass of substance By using this we can…

Q: Consider the mixture of propane, c3h8 and o2 a. What is the percent, by mass, of carbon in propane?

A: The molecular formula of propane is = C3H8 The mass percent of the carbon in propane is =?

Q: How many moles of potassium cyanide, KCN, are present in a sample containing 67.1 grams of the…

A: Given, Mass of potassium cyanide (KCN) = 67.1 g Moles of potassium cyanide (KCN) = ? Note:  Molar…

Q: Is the subscript of an element the same as its number of moles? Does the subscript mean how much…

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Q: Convert 6.00 moles of calcium to atoms. O 8.50x1024 atoms O 1.56x1023 atoms O 3.61x1024 atoms…

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Q: 7. The mass of 2.27 x 10-2 mol of a molecule is 1.0g. Identify the molecule. OC₂H6 Onone of these…

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Q: A thyroid condition called goiter can be treated by increasing iodine in the diet. Iodized salt…

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Q: 4. How many atoms of oxygen are in 10.18 mol of tetrathionate (S40,2) ion? O 3.677 x10 atoms O 6.128…

A: This question is very simple example of mole concept. First thing to calculate the number of oxygen…

Q: How many atoms are in 25.6 g tin? 3.01 x 1023 atoms 3.01 x 1024 atoms 6.02 x 1024 atoms 1.30 x 1023…

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Q: osmium by mass. a) If you assume 100.0 g of the compound, what is the mass in grams of osmium that…

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

Q: Phosphorus (P) is element 15 on the periodic table. A sample contains 3.32x1025 atoms of P.…

A: For phosphorous (P) Atomic number of phosphorus = 15 Given,Sample of phosphorus contains = 3.32 ×…

Q: A sample of oxygen has a mass of 25.2 grams. How many O atoms are there in the sample?  atoms How…

A: Calculation given as follows

Q: Consider a 10.1 g sample of the compound cesium phosphate. a) What is the chemical formula for…

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

Q: ↑ A compound has the empirical formula N O2 and has a molecular weight of 92 g/mol. The true formula…

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Q: mercury occurs as a sulfide one called cinnabar, Hgs. How many moles of HgS are contained in a…

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Q: Determine the empirical formula for a compound that contains 1.71 g C and 0.573 g of H. OA. C3H8 O…

A: Given that, Mass of carbon = 1.71 gMass of Hydrogen = 0.573 gMolar mass carbon = 12 g/molMolar mass…

Q: 3. What is the mass in grams of each quantity of lactic acid (C3H6O3), the compound responsible for…

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Q: How many NH3 molecules comprise one mole of NH3? What is the mass in grams of one mole of NH3? What…

A: In one moles of NH3 is equal to Avagadro number of Molecules of NH3  That means,  1mol of NH3 =…

Q: How many H atoms are present in a 6.43 ng sample of nitrobenzene, C6H5NO2?

A: Step 1: Calculation of moles of nitrobenzene Given,mass of nitrobenzene = 6.43 ng = 6.43 ng × ( 10-9…

Q: Consider the following made-up compound: D₂Z4 Determine the number of moles of D₂Z4 in 4.5 x 1023…

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