Some formulas could be either molecular or empirical formulas; however, some can only be molecular formulas. Which of the formulas must be molecular formulas? O C;H,N,O2 OHO O CH,O O C,H,N,O O C,H,O,

Q: After reading the mass spectrometer we have found that the substance under investigation contains…

A: The percentage of the different elements for the given compound is as follows: The percentage of…

Q: (a) Name is CBr4 , formula is = Br = C Carbon tetrabromide

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Q: O hydrogen peroxide O tetraphosphorus decoxide O disilicon hexachloride O ammonia

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Q: How many moles of theobromine are there in 5.72 x 1026 molecules of theobromine?

A: 1 mole of substance has Avogadro's number that is 6.022x1023 molecules or atoms NA = 6.022*1023…

Q: The molecular mass of a compound of interest is 60 g/mol. The empirical formula of this compound is…

A: The molecular formula of the compound has to be determined.  In the question, it is provided that…

Q: If the sample has a molar mass of 176.0 g/mol, what is the molecular formula of the sample?

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Q: A substance contains C, H and S only. Combustion analysis of a 182.9 mg sample of this substance…

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Q: Ions xk+, zm- Formula XaZb Composition Name N20 Ca?+, Br iron(II) carbonate HI Composition types: M…

A: Ionic compound  is a chemical compound in which ions held together by electrostatic forces. These…

Q: MSG has the following composition by mass: 35.51 percent C, 4.77 percent H, 37.85 percent O, 8.29…

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Q: Consider the reaction 2NO(g) + O₂(g) →→→→2NO₂(g) Using the standard thermodynamic data in the tables…

A: Given : reaction and thermodynamic data

Q: A student, Ken, is given a mixture containing two nitrate compounds. The mixture includes NaNO3 and…

A: Mixture consists of two nitrate compounds NaNO3 and Ca(NO3)2. Mass Percentage of NO3 in the mixture…

Q: A metal (M) forms an oxide with the formula M2O. If the oxide contains 16.99% O by mass, what is the…

A: The given data contains, mass of Oxygen = 16.99 g. Thus mass of M= 100-16.99 = 83.01 g.

Q: Vanadium forms four different oxides in which the percent by mass of vanadium is, respectively, (a)…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: At 136°C and atmospheric pressure, the density of this gaseous chloride is5.6 g L-1. Under the same…

A: The temperature in Kelvin is calculated as shown below.

Q: Consider the following reaction of K2S2O3 for neutralizing chlorine in industrial bleaching. K2S2O3…

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Q: Calculate the mass of scheelite (Ca WO4) that contains a million (1.00×100) oxygen atoms. Be sure…

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Q: 1 How many are the oxygen atoms in 111 g of Ca(OH)2? (Atomic mass of Ca = 40)

A: Given 111g of Ca(OH)2

Q: Which of the following statements is/are correct? atoms of carbon-12 H. A mole of iodine atoms…

A: The statements given are,

Q: An alcohol is 70.57 % C and 5.935 % H by mass. The rest is oxygen. What is the empirical formula of…

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Q: Some of the formulas could be either molecular or empirical formulas; however, some can only be…

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Q: Vanadium forms four different oxides in which the percent by mass of vanadium is, respectively, (a)…

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Q: The Cullinan diamond was the largest natural diamond ever found (January 25, 1905). It weighed 3104…

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Q: A laboratory analysis of an unknown sample yields 73.13% carbon, 7.38% hydrogen, and 19.49% oxygen.…

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Q: Assuming gasoline to be pure octane, C8H18 (actually, it is a mixture of many substances), an…

A: An automobile getting 22.7 miles per gallon would consume 5.10x10^23 molecules per mile. Find out,…

Q: Write the formula for Nitrous Acid  (enter all subscripts as numbers, for example Al2O3 would be…

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Q: What are the masses of the four different BrCl molecules? Express the masses in atomic mass units…

A: Isotopes - Isotopes are two or more atoms having the same atomic number but different mass numbers.…

Q: If the weight of calcium oxalate is 2g and weight of ammonium oxalate is 0.15 g then te percentage…

A: Given that Weight of  calcium oxalate (CaC2O4) = 2g  Weight of  ammonium oxalate ((NH4)2C2O4) = 0.15…

Q: Maleic acid is an organic compound of 41.39% C, 3.47% H, and the rest oxygen. If 0.129 mol of maleic…

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Q: There are ________ atoms of hydrogen in 300 molecules of CH3CO2H.

A: 1 mol contains 6.022 x 1023 molecules  1 mol CH3COOH contains 4 mol H atoms