MOLES/GRAMS/MOLECULES T06/s09 If a sample of AI(OH)3 is found to contain 0.956 g of Al atoms how many grams of O atoms are present?

Q: molecular formula for this compound

A: The empirical formula of compound is CH2 The empirical formula mass of compound is 14.0 g The molar…

Q: What is the molecular formula of each of the followingcompounds?(a) empirical formula HCO2, molar…

A: Concept introduction: Empirical formula: It is the simplest ratio of number of elements presents in…

Q: 14. How much Al2O3 in grams is produced when 0.420 moles of aluminum is reacted with oxygen? (: Al +…

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Q: Which of the following has the most moles of substance? a. 10.0 g He b. 5.0 x 10²³ atoms Ne c.…

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Q: 7 Calculate the number of moles of OCI?

A: 1

Q: How many moles of NO3- are in 13.0 g of Ca(NO3)2?

A: 1 moles of Ca(NO3)2 contains 2 moles of Nitrate ions. Nitrate ions (NO3-) present in the sample =…

Q: If a sample of CH3CO,CH3 is found to contain 9.26 mol of C atoms how many grams of O atoms are…

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Q: Which of the following has more atoms: 0.302 g ofhydrogen atoms or 14.7 g of chromium atoms?

A: If the number of moles of a substance are more, the number of atoms are also more. Number of moles…

Q: How many grams of Al2O3 are 0.64 moles of Al2O3?

A: Moles of Al2O3 = 0.64 moles Mass of Al2O3 = ?

Q: How many moles of NN are in 0.175 g of N2O0.175 g of N2O?

A: Given: Mass of N2O = 0.175 g Molar mass of N2O = 44.013 g/mol

Q: How many millimoles of Ca(NO3)2 contain 4.78 × 1022 formula units of Ca(NO3)2? The molar mass of…

A: One mole of any substance is defined as the amount of the substance which contains 6.023×1023…

Q: An antifungal molecule has a molar mass of 2448 g/mol.  a. How many moles are there in a 1.567g…

A: The given weight of sample is 1.567 g. The given molar mass is 2448 g/mol.

Q: The formula of a dye is C16H10N2O2 . Write each answer with the correct number of sig figs. The…

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Q: Which of the following is an empirical formula? O CGH1202 O C5H100 O CGH1203 O C7H14

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Q: A compound with an empirical formula of CFBrO and a molar mass of 253.8 grams per mole. What is the…

A: Given emiprical formula is = CFBrO Molar mass of the compound is = 253.8 gram

Q: how many atoms of H are in 4.17 mols of H2O?

A: Given that the number of moles of water is 4.17 mol. The number of moles of hydrogen is given below.

Q: How many moles of each element are in one mole of Be(OH)2?

A: Given, One mole Be(OH)2  Firstly check all the elements present in in Be(OH)2 If it is given that…

Q: SrCl2•6H2O what is the molar mass g/mol?

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Q: A compound with the empirical formula CH2CH2 has a molar mass of 112112 g/mol. What is the molecular…

A: Solution,  The above question belong to some basic concept of chemistry. Empirical formula is the…

Q: How many moles are in 546 g of tin IV fluoride [SnF4]?

A: In this question, we want to determine the moles of tin IV fluoride [SnF4]  How we can determine,…

Q: 1) How many atoms does each molecule of H,SO, has? A) 8 B) 6 C) 7 2) A compound of carbon and…

A: we have to tell which option is correct from given choices of options by telling  number of atoms in…

Q: 3.111 A sample of a compound of Cl and O reacts with anexcess of H2 to give 0.233 g of HCl and 0.403…

A: The empirical formula of the compound has to be given, Solution: The molar mass of HCl is…

Q: If you have 10.00g of MgNH4PO4 • 6H2O, how many moles of MgNH4PO4 • 6H2O are there? How many moles…

A: Given: Mass of MgNH4PO4 • 6H2O = 10 g Molar mass of MgNH4PO4 • 6H2O = 245.406 g/mol

Q: Caffeine, C HNO, a B 10 4 2 common stimulate that is found in soft drinks, tea and coffee. How many…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: How many moles of NN are in 0.223 g of N2O0.223 g of N2O?

A:

Q: How many grams of LiOH are in 6.21x1024 formula units of LiOH?

A: Given that, Number of formula units, i.e, number of particles of LiOH = 6.21 x 1024 particles We…

Q: How many grams is 0.0041 moles of baking soda, NaHCO3?

A: Given, moles of NaHCO3= 0.0041 molar mass =84 g mol-1 then,

Q: 4. Bismuth (II) Nitrate a. Calculate it's molar mass b. 84.56 g Bismuth (II) Nitrate = mols Bismuth…

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Q: A sample of ethanol (C3H.OH) contains 4.2x102s hydrogen atoms. How many moles (n) of ethanol are in…

A: One mole of any substance contains 6.022×1023 particles.

Q: 4) Another compound, also with an empirical formula if CH is found to have a molar mass of 26.04…

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Q: A compound with the empirical formula CH2 has a molar mass of 84 g/mol. What is the molecular…

A: * Emperical Formula is the simplest integer ratio of atom present in a compound . It does not tell…

Q: An unknown compound has a formula CxHyOz. You burn 0.1705 g of the compound and isolated 0.4163 g of…

A: given value : given mass of (i) carbon dioxide = 0.4163 g (ii) water = 0.1074 g (iii) unknown…

Q: How many moles of Fe atoms must combine with 2.33 moles of O atoms to form Fe2O3 (Iron III Oxide)?

A: A chemical reaction is symbolic representation of the conversion of substances to new substances.In…

Q: How many moles are in a sample of Saccharin with a mass of 35.31 grams? Saccharin is an artificial…

A: We know that, number of moles can be expressed as,

Q: How many molecules are present in 4.61×10^2 mol of O2?

A: Given data, Number of mol of O2 = 4.61 × 102 Calculating the molecules present. Therefore, The…

Q: Aluminum reacts with oxygen to produce aluminum oxide.   4 Al(s)  +  3 O2(g)   ------->   2…

A: Given: moles of Al = 5.0 mol molar mass of Al2O3 = 101.96 g/mol

Q: Ethanol, C2 H5 OH, burns with the oxygen in air to give carbon dioxide and water. C2H5OH(1) + 302(9)…

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Q: 71.071.0 mol of P4O10P4O10 contains how many moles of PP?

A: Given,Moles of  P4O10 = 71mol

Q: 53.5 mol of P4O10P4O10 contains how many moles of P

A: One molecule of P4O10 contains 4 atoms of P.

Q: How many moles of N204 are in 76.39 N204? The molar mass of Na04'is 92.02gimol".

A:

Q: What is the molar mass of C13H21NO3 (albuterol), a drug used to treat asthma? Reminder: molar mass…

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Q: A compound with the empirical formula CH2 has a molar mass of 98 g/mol. What is the molecular…

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Q: 1) Find the mass of 1 atom of Neon in gram ?   2) Find out the molar mass of Fe(NO3)3 ?

A: 1 mole = 6.022×1023 [ Avogadro's number ]  Atomic mass : The mass of 1 mole of atoms of an element…

Q: 3. How many moles of CaCO, are present in 1.30 grams?

A: Avogadro's defined 1 mol as the collection of 6.022 × 1023 atoms or the ratio of given mass to the…

Q: How many moles of pentane, C5H12, are contained in a 27-g sample?

A: ⊙No. of moles = massmolar mass⊙Molar mass of pentane(C5H12)=5×atomic mass    of carbon +12×atomic…

Q: Consider the following unbalanced chemical reaction: NH3 + HOCl → NCl3 + H2O If 40.5 grams of HOCl…

A: Ammonia reacts with hypochlorous acid to form nitrogen trichloride and water. The equation for the…

Q: Tonsanh 1. How many moles of nickel(II) bromide, NiBr2, are present in a sample that contains 5.08…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: Aluminum metal reacts with oxygen gas to produce aluminum oxide: 4Al + 3O2 ---- @Al2O3 How many…

A:

Q: How many grams of sugar C12H22011 that consists of 1.25 x 1024 atoms of carbons? Molar mass of…

A: Number of atom of carbon = 1.25 × 1024 atoms Number of atoms of carbon = number of moles × Avogadro…

Q: 2Mgs) + + O2lg) > 2MgO) (s) If 6.00 moles of Magnesium Oxide are formed, how many moles of Oxygen…

A: Given  Reaction   2 Mg(s)  + O2(g)   -----> 2 MgO(s) number  of mole of MgO      = 6 mole  Number…