which of the samples have the large numbers of molecules H2S04 ? (Atomic mass H = 1, O=16 S= 32) * O 55 g (H2S04) 0.52 mol (H2S04) 3 x 10 (23) molecules

Q: Be sure to answer all parts. How many H atoms are in 31.3 g of isopropanol (rubbing alcohol), C3H3O?…

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Q: Calculate the number of moles in each sample. Express your answer with the appropriate units. 71.5 g…

A: The number of moles of each sample can be calculated asNumber of moles=mass/molar massCHCl3Weight of…

Q: A student weighs an empty beaker at 81.702 g. A sample of MgSO4·??H2O is added to the beaker, and it…

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Q: Calculate the mass in grams 3 sig figs of 4.06x1023 molecules of water

A: We know that, Number of mole = Given mass / Molar mass  Mass = Number of moles x Molar mass  1 mole…

Q: The density of water is 1.00 g/mL at 4 degrees Celsius. How many water molecules are present in…

A: First of all calculate the mass of water by using given volume and density of water. Then calculate…

Q: This is the chemical formula for carvone (the chemical that gives spearmint its flavor): C10H14O An…

A: Carvone has folloing molecular formula C10H14O So, 10 moles Carbon contains per mol of oxygen.

Q: Number of atoms of C in 17 moles of C4H10 are: O 24.09x10^23 7.06x10^23 O 409.50x10^23 102.37x10^23

A: Number of atoms of carbon  = carbon atoms × moles × NA

Q: How many formula units are in 6.6 grams of Si? Si=28.09

A: The given information is as follows: The mass of Si = 6.6 grams The atomic mass of Si = 28.09 g/mol…

Q: Be sure to answer all parts. How many H atoms are in 77.3 g of isopropanol (rubbing alcohol), C3H3O?…

A: We have to calculate  the number  of H atoms present  in 77.3 g of isopropanol alchol ( C3H8O)

Q: Which of the following does NOT describe 44.0 g of propane, C3H8? a) the amount of propane that…

A: The number of moles of propane, C3H8, equivalent to 44.0 g of propane is; nC3H8=mC3H8MMC3H8=44.0…

Q: Number of atoms of C in 16 moles of C,H10 are: O 6.64x10^23 385.41x10^23 O 24.09x10^23 O 96.35x10^23

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Q: How many atoms are in the 156 mL of ethanol? (density = 0.79 g/mL) (Molar mass: 46.07 g/mol)…

A: The molecules that present inside any substance can be determined by calculating the number of…

Q: Vitamin C has the formula C6H8O6. Calculate the number of vitamin C molecules present in a 0.250-g…

A: Vitamin C, also called ascorbic acid, seems to be a water-soluble vitamin contained in citrus fruits…

Q: Unit Conversions: 1. Calculate the number of oxygen atoms in 19 grams of magnesium chlorate.…

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Q: How many moles of H3PO4 can be made from 1.39 X 1027 molecules of P4O10? 12 HCIO4 + P4010 4 H3 PO4 +…

A: When two reactive compounds are mixed, then they react according to the stoichiometry of the…

Q: Using the formula Mn(ClO₄)₄ (MM = 452.74), what is the percent by mass of Mn in the compound?

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Q: Be sure to answer all parts. Fermentation is a complex chemical process of wine making in which…

A: Given, the chemical reaction is as follows,C6H12O6→2C2H5OH+2CO2amount of glucose for reaction =805.6…

Q: Dinitrogen oxide (or nitrous oxide), N2O, also known as laughing gas, is widely used as an…

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Q: 4. KFE3AISI3010(OH)2 + Cu + 02 + H2S → KAISİ3O8 + CuFeS2 + H2O

A: A balanced chemical equation is the one that contains equal number of atoms on both sides of the…

Q: What is the percent by mass of hydrogen in Ca(OH)2? Group of answer choices 2.72 % 1.36% 21.6 %…

A: % by mass basically tells about the concentration of one element present in the mixture. The formula…

Q: Don't get how to fill in the table attached below.

A: The number of water molecules present inside a crystal is known as water of crystallization.The…

Q: 12. The mass in grams of 10.0 million molecules of sulphur dioxide is:  SO2    Answers:  a)1.06…

A: 1 mole = 6.022×1023 ( Avogadro's number )   Molar mass : The mass of one mole of molecules of a…

Q: 3.59X 10 Unit Conversions: 1. Calculate the number of oxygen atoms in 19 grams of magnesium…

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Q: 10. OH OH PCC PCC K Cr2O7 H₂SO H₂O

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

Q: What is the molar mass of the following compound? Include the mass to 2 decimal points without…

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Q: Be sure to answer all parts. Fermentation is a complex chemical process of wine making in which…

A:

Q: 18. What is the number of grams of N2(g) that contains 9.02 x 1023 molecules? A. 18.7 grams B. 42.0…

A: Given the number of molecules of N2(g) =9.02×1023 moleculeswe are asked to calculate the amount of…

Q: Calculate the percent by mass of S in each of the following compounds Part A. Na2SO4, sodium sulfate…

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

Q: Use the molar mass of Ca3(PO3)2 to calculate the number of formula units in 10.0 g of CP.  Give your…

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Q: Be sure to answer all parts. How many H atoms are in 84.9 g of isopropanol (rubbing alcohol), C3H,0?…

A: We have to calculate the number of H atoms in 84.9 g of isopropanol.

Q: 39. Convert 2.001x102 formula units of Ba3(PO4)2 to mass, in grams, of Ba3(PO4)2. Mass of Ba3(P04)2:

A: Avogadro's number equals to the moles of that substance which can be used to find its mass if its…

Q: How many molecules are there in 47.5 g of PF3? You will need to divide your answer by 1.0x10^23.

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

Q: Calculate the number of moles in each sample. 74.9 g HCCl3 Express your answer with the…

A: Given samples,    74.9 g HCCl3    10.7 g C6H12O6    28.4 kg C2H4    22.6 g of dinitrogen monoxide

Q: 1. Vitamin C has the formula C,H,Og. Calculate the number of vitamin C molecules present in a 0.250…

A: 2.) We are having 0.1 g of caffeine (C8H10N4O2) Molar mass of caffeine  = 194.2 g/mol

Q: Dichloromethane CH2Cl2  (given density=1.33g/mL) volume: 21.0mL Find the Moles, molecules, and…

A: The density of dichloromethane CH2Cl2 is = 1.33 g/mL The volume of dichloromethane CH2Cl2 is =…

Q: How many moles is 4.22x1025 particles? O 7.01 582 O 3.06 70.1 3.06x1048 O 5.82

A: Given that, Number of particles = 4.22×1025 particles number of moles = ?

Q: Be sure to answer all parts. How many H atoms are in 40.1 g of isopropanol (rubbing alcohol), C3H§O?…

A: H - atoms in 40.1 g of isopropanol=?

Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg3Si2O52OH2 An…

A: Given data: Number of moles of silicon = 13  Chemical formula of talc = Mg3(Si2O5)2(OH)2

Q: The number of molecules in 0.556g of PF6 is

A: We have given that Mass of PF6 = 0.556g Molar mass of PF6 = 144.9642 g/mole No. of mole of PF6 =…

Q: Calculate the mass of nickel that could be obtained from 3.45x1025 f. units of Nickel (III) oxide.

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Q: 1. Vitamin C has the formula C,H¸Og. Calculate the number of vitamin C molecules present in a 0.250…

A: The molecular formula of the vitamin C is = C6H8O6 The mass of vitamin C is = 0.250 g The number of…

Q: K, 38.62 0, 47.51 K |N N, 13.87

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Q: 2.5 66 y 46 Hydrates 4) A 5.000 g sample that contained NaCl and BaCl2 2H20 was heated. After…

A: The weight loss after heating gives the mass of water lost.

Q: Which of the following contains the greatest number of molecules? A. 1 g of CH3CI В. 1 g of CH,Cl2…

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Q: 4. Which of the following is not a correct description of 16.0 grams of methane, CH₂? A. It is one…

A: One mole compound has a mass equal to the molar mass of the compound. 1 mole of substance contain…

Q: Which of the following can be used mole as a unit to count paticles/atoms? A. Pharmaceutical…

A: No. Of moles refers to the amount of no. Of atoms or particles with respect to its standard units.…

Q: moles of C2H6in 3.75 x 10^23 moles of C2H6

A: In chemistry, the amount of the substance that resides in a system is provided by the SI base unit…

Q: 4. A sample of acetic acid has 4.22x1024 molecules. How many grams of hydrogen are present?

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Q: how many molecules are in the sample 2.0 g H2O? Express your answer using two significant figures.

A: Number of moles of water can be calculated as follows: No. of moles = MassMolar massNo. of moles =…

Q: Compound Quantity Density Molecular weight 0.789 Ethanol 2.2 mL g/mL 46.07 g/mol 1.049 g/mL Acetic…

A: Answer :-  Moles of Ethyl Acetate, CH3COOC2H5 = 0.0377 mol…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.