Q: How many moles of lithium hydroxide would be required to produce 31.5 g of Li₂CO₃ in the following…
A:
Q: What is the theoretical yield of MgO from the combustion of 5.25 x 10^23 atoms of Mg and 4.69 x…
A:
Q: How many moles of Al are necessary to form 38.6 g of AIBR3 from this reaction: 2 Al(s) + 3 Br2(1) →…
A: Answer: 0.1447 Moles of Aluminium (Al) necessary to form 38.6 gram of AlBr3.
Q: A surgeon removed a deposit of cholesterol, C27H46O, from a patient's artery. Determine the number…
A: Given Amount of removed = 3.90 mg = 3.90 * 10-3 g No of Molecules of cholesterol removed = to be…
Q: The solid fuel in the booster stage of the space shuttle is a mixture of ammonium perchlorate and…
A: The question is about to balance the given Chemical Equation and find the amount of Aluminum…
Q: How many moles of lithium hydroxide would be required to produce 26.0 g of Li₂CO3 in the following…
A: Given,The balanced equation:
Q: The following reaction is known to have a 65.0% yield of copper. 3 Cu(NO3)2(aq) + 2 Fe à 2…
A: We have given that 3 Cu(NO3)2(aq) + 2 Fe(s) → 2 Fe(NO3)2(aq) + 3 Cu(s) and the reaction yield 65%…
Q: Iodine is prepared both in the laboratory and commercially by adding Cl, (g) to an aqueous solution…
A: Given: Mass of I2 produced = 93.0 g Known: Molar mass of I2 = 253.80 g/mol Molar mass of NaI =…
Q: reaction is: Co(s) + HgCl (aq) → COCI(aq) + Hg(1)
A: Given , Mass of Co = 1.25 g Molar mass of Co = 59.0 g/mol Molar mass of Hg = 200 g/mol Mole =…
Q: how many grams of Cr(NO3)3 are required to produce 0.104 moles of Cr(OH)3?
A: Mole is the amount of the substance that contains the same number of particles or atoms or…
Q: A student weighs an empty beaker at 85.301 g. A sample of Na2SO4·??H2O is added to the beaker, and…
A: Mass of empty beaker = 85.301 g Mass of beaker + hydrated salt = 86.607 g Mass of beaker +…
Q: Each 100 ml of an antacid contains 3.7 g of aluminum hydroxide (Al (OH) 3), 11.66 g of magnesium…
A: To determine moles of any substance present we use following formula moles = massmolar mass
Q: In an experiment, 0.50 mol of Cr(NO3)3 crystals in enough water in a 100.0 mL volumetric flask…
A: Given: The moles of Cr(NO3)3 = 0.50 mol (2 significant figures) Plan to…
Q: Over the years, the thermite reaction has been used for welding railroad rails, in incendiary bombs,…
A: Mass of Fe = 10.1 g Atomic mass of Fe = 55.845 g/mol Number of moles of Fe = 10.1 / 55.845 =…
Q: What is the maximum amount of grams of aluminum oxide (MM = 101.96 g/mol) that could be made by the…
A: The given reaction is: 4Al(s) + 3O2(g) → 2Al2O3(s) The given mass of Al = 5.10×102Molar mass of Al =…
Q: A mixture was found to contain 1.50g NH4CI, 0.80 g NaCI, and 1.20 g SiO2. What is the percentage of…
A: Given: Mass of NH4Cl = 1.50 g Mass of NaCl = 0.80 g Mass of SiO2 = 1.20 g
Q: How many grams are there in 6.5 X 10^25 molecules of CO2?
A:
Q: 3 Ni(NO3)2•6H2O (s) + 2 Na3PO4 (aq) --> Ni3(PO4)2 (s) + 6 NaNO3 (aq) If 5.226 g…
A: Mass of Ni(NO3)2•6H2O = 5.226 g Molar mass of Ni(NO3)2•6H2O = 290.79 g/mol Number of moles of…
Q: There are 1.18 × 10^24 carbon atoms in_____grams of glucose (CH12O6, 180.16g/mol)?
A: Given, number of carbon atoms = 1.18 x 1024 atoms We know, => moles of carbon = number of carbon…
Q: What is the mass in grams of (4.28x10^0) mol of H2SO4?
A: Number of moles of substance is equal to the ratio of mass to molar mass of the substance. Number of…
Q: What mass of phosphoric acid can we produce by the following reaction P4(s) + 5 O2(g) + 6…
A: The reaction taking place is P4(s) + 5 O2(g) + 6 H2O(l) → 4 H3PO4(s) Given : mass of P4 = 334.2 g…
Q: How many moles are there in 4.31 × 10¹2 molecules of sucrose C12H22011? (1 mole = 6.022 x 1023…
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Q: What is the mass (in g) of the solute in 0.350 L of 0.40 M glucose, C6H12O6?
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Q: What is the molar mass in g/mol of Al2(COO)3?
A: The formula of aluminum carbonate can be written as - Al2(CO3)3
Q: Pb（NO2）2 + Mg（NO3）2 please write the balanced equation and its net ionic equation
A:
Q: For the reaction 2KI+Pb(NO3)2⟶PbI2+2KNO3 how many grams of lead(II) nitrate, Pb(NO3)2, are needed…
A: The given balanced chemical reaction is as follows, The given grams of KI is converted into moles…
Q: 2 Na(s) + Cl₂(g) Ang = gas 2 NaCl(s) mol
A: We have to calculate ∆ngas
Q: The US Environmental Protection Agency (EPA) places limits on the quantities of toxic substances…
A: Formulae used: Molarity =Mole soluteSolution in Litre
Q: a certain protein has a molar mas of 2.88 x 10^5 g. what is the mass of the molecule of this protein
A: Given: Molar mass of Protein = 2.88 x 105 g. 1 mole = 6.022 X 1023 molecules
Q: Balance the following equation: CGH6 (1) + 02 (g)→ CO2 (g) + H20 (g)
A: First balance the carbon atoms then then balance H and O
Q: If 5.35 g Cu(NO3)2 is eventually obtained, how many grams of nitrogen monoxide, NÓ, would have…
A:
Q: What is the molarity of the nitrate ion, NO3–, of a 43.1 mL solution containing 11.49 g of Fe(NO3)3?
A: Molarity of NO3- = 3.3M
Q: 2Na + Cl2 → 2NaCl. If I want to make 100.0 g of salt, how much elemental chlorine would I need?
A: First convert mass into molar mass Then use mole-mole relationship After getting mole of Cl2 then…
Q: Mg(s) + 2 NaNO3(aq) → Mg(NO3)2(aq) +2 Na(s) If 7.112 g of Na(s) are produced in the…
A: The reaction taking place is Mg(s) + 2 NaNO3(aq) → Mg(NO3)2 (aq) + 2 Na(s) Hence from the above…
Q: How many grams of Mn2+ are present in 4.65 grams of manganese(II) hydroxide?
A:
Q: What is the molarity of a solution that has 5.024 X 1023 atoms of Glucose (C6H12O6)?
A: Assuming there is one litre of solutionGiven5.024x 1023 atoms of glucose are present
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