How many grams of Mg2+ are present in 2.76 grams of magnesium chromate?  _______grams Mg2+. 2. How many grams of magnesium chromate contain 3.53 grams of Mg2+?  ___________grams magnesium chromate.   1. How many grams of Al3+ are present in 3.83 grams of aluminum chromate? _______ grams Al3+. 2. How many grams of aluminum chromate contain 2.73 grams of Al3+? ________ grams aluminum chromate.

Q: 52 grams of CuCl2 are reacted with 192 grams of NaNO3. How many moles of NaCl are produced? Answer…

A: give mass   of    CuCl2      =52 gmolar mass of CuCl2  =134.45 gtherefore, no of moles of CuCl2…

Q: The use of freons is being phased out because of the damage these compounds do to the stratospheric…

A: a.

Q: Consider the following unbalanced equation:                                 ___ Na2SiF6(s) + ___…

A: Step -1 Unbalanced equation  Na2SiF6 + Na(s)→Si(s)+NaF(s) Find out Mass of NaF produced if 3.75 of…

Q: 1. How many grams of Cr³* are present in 1.09 grams of chromium(III) nitrate? grams Cr3+ 2. How many…

A:

Q: Gaseous methane (CH4) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide (CO2)…

A: Given, Mass of methane gas = 10.1 g Mass of oxygen gas = 68.9 g Required,   Theoretical yield of…

Q: What is the mass, in grams, for each of the following quantities of matter?  (be sure to include…

A: The number of mass of a compound from moles can be calculated as follows:     Moles of compound=Mass…

Q: Macmillan Learning Balance the equation using lowest whole-number coefficients. equation: C₁2H₂2O11…

A: Since, Balanced reaction means that both side number of atom present in equal number. Thus,

Q: If you have 75.74 grams of N2, how many grams of NF3 do you have? 1 mole N2 = 14.01 grams N2 1 mole…

A:

Q: 3. Find the mass (m) of the following samples in two decimal places. a) How many grams of sodium…

A:

Q: 2. a) How many moles of nitric acid (HNO3) are present in 35.0 mL of 1.20 M of HNO3 solution? Hint:…

A:

Q: Chemistry 4. If you have 0.4 moles of wild and crazy W, how many grams would you have ? How many mg…

A:

Q: QUESTION 5 If a student conducted this same experiment last semester, and collected the following…

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Q: Insert the missing coefficients to completely balance each chemical equation S + 6HNO_{3} ->…

A: Given,S + 6HNO₃ ⟶ H₂SO₄ +  6NO₂ + 2H₂O3Cu+8HNO3 ⟶ Cu(NO3)2 + NO + H₂O

Q: 1. Two chemists are using water in sepratory funnels to wash out salts from each of their crude…

A: Given data :

Q: Aspartame is an artificial sweetener that is 160 times sweeter than sucrose(table sugar) when…

A: Aspartame is an artificial sweetener that is 160 times sweeter than sucrose(table sugar) when…

Q: . Household sugar, sucrose, has the molecular formula C12H22011. What is the %, by mass, of carbon…

A:

Q: A glass of water contains 371 mLs. The density of water is 1.0 g/mL. How many moles of water are in…

A:

Q: 1. How many grams of Zn2+ are present in 2.11 grams of zinc iodide? grams Zn2+. 2. How many grams…

A: 1:Mass of zinc iodide= 2.11 gWe have to find the grams of Zn2+present2:Mass of  Zn2+ =  4.84 gWe…

Q: Chemistry 1. How many MOLECULES of xenon triox are present in 4.72 grams of this compound? [____]…

A: Number of moles of any substance can be determined by dividing the given mass of that substance by…

Q: in an explosive chemical reaction, potassium metal reacts with water to form potassium hydroxide and…

A: Balanced Reaction2K +2H2O →2KOH +H2mass of potassium = 1.73gatomic mass of K = 39.0983 g/molmoles =…

Q: demic Upgrading Chemistry 2 6. Solid potassium chlorate, KCIO4, decomposes to form solid potassium…

A:

Q: Conversion factors again! Calculate each of the following quantities: A. Molecules of CO2 in 1.75…

A:

Q: 6.11 × 1020 SOg molecules Express your answer in grams to three significant figures. m(SO3) = 15.…

A:

Q: PRACTICE Given molar mass, find the mass in grams of each of the following substances: 2.11 x 1024…

A: 1 mole = 6.023×1023 molecules or formula units or atoms.

Q: Gaseous methane (CH4) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide (CO₂)…

A:

Q: How many grams of Cr3+ are present in 2.67 grams of chromium(III) chloride? grams Cr3+. 2. How…

A: The number of molecules or atoms present in the one mole of the substance is equal to the Avogadro…

Q: Question 11: You are a gemstone expert studying samples of various materials. Gemstone Hambergite…

A: From the given gemstones, the most massive gemstone is = Smoky Quartz (density = 2.65 g/mL) The…

Q: 1. How many grams of Fe2+ are present in 4.33 grams of iron(II) nitrate? grams Fe2+. 2. How many…

A: A mole is the basic unit of an element. It is an amount of substance that contains same number of…

Q: How many grams of Cu+ are present in 1.32 grams of copper(I) phosphate?   grams Cu+. 2. How many…

A:

Q: How many grams of Mg2+ are present in 2.76 grams of magnesium chromate?  ______grams Mg2+. How many…

A: 1) a ) The formula of Magnesium chromate is MgCrO4  And the molar mass of MgCrO4 is 140.3 g/mol…

Q: Under certain conditions, the substances iron and oxygen combine to form iron(II) oxide. If 22.0…

A: Iron reacts with oxygen to form iron oxide. Write the complete reaction. 2Fes+O2g→2FeOs This means…

Q: A hydrated salt is 21% water (anhydrous formula weight is 136.1). a. How many grams of water would…

A: Given: Hydrated salt is 21% water Anhydrous formula weight is 136.1

Q: iron(III) chloride A. How many grams of Fe3+ are present in 4.52 grams of iron(III) chloride?…

A: a) Mass of iron (III) chloride = 4.52 grams. Mass of Fe3+ = ?  b) Mass of Fe3+ = 4.96 grams  Mass of…

Q: A. Calculate the moles of anhydrous (dry) KAl(SO4)2 that were present in the sample. Step 1:  Find…

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

Q: Aluminium has a density of 2.70 g/cm. How many moles of aluminum are in a 13.2 cm block of the metal…

A:

Q: Consider the neutralization between the following two solutions: 100.0 mL 1.1670 M hydrochloric…

A: Answer: When acid solutions and base solutions are mixed, they neutralize each-other and formation…

Q: When copper chloride reacts with sodium nitrate, copper nitrate and sodium chloride are formed.…

A: Recall the reaction, CuCl2 + 2 NaNO3 → Cu(NO3)2 + 2 NaCl Molar mass of CuCl2= 134.45 g mol-1 Molar…

Q: 1. How many grams of N are present in 2.82 grams of nitrogen trifluoride ? grams N.

A: According to guidelines i can answer only first question, please repost the other questions.   Given…

Q: mmonium nitrate: NHẠNO3(s) N20(g) + 2H209) How many g of dinitrogen monoxide can be made from 1.62 x…

A: In this question, we want to determine the mass of N2O gas in gram unit.  You can see details…

Q: When copper chloride reacts with sodium nitrate, copper nitrate and sodium chloride are formed.…

A:

Q: How much did the 50 mL of water weigh? Approximately how many molecules are there? How many atoms of…

A:

Q: have

A: moles of SO2 = ( mass / molar mass of SO2  )  moles of SO2 = ( 24.02g / 64.06gmol-1 )  moles of SO2…

Q: 1. How many grams of water (H20) are there in 2 mol of water? 1 mol H20 = g (round to hundredth)

A: atomic mass of H = 1 g/mol atomic mass of O = 16 g /mol 1 mol H2O =  2 x1 + 16 = 18  g H2O

Q: How many grams of Cl2 are needed to form 84.4 g of AlCl3? 2Al(s)+3Cl2(g)⟶2AlCl3(s)   Step 1: Show…

A: The balanced chemical equation for the given reaction is: From this equation, it is clear that :…

Q: Use the equation below to determine the amount of nitrogen needed. N2 + 3 H2 → 2 NH3 A student in…

A:

Q: A fungus that grows on peanuts produces a deadly toxin. When ingested in large amounts, this toxin…

A: we need to calculate the mass of fungus

Q: You have a beaker. The mass of the empty beaker is 5.6781 g. You transfer CuCl2 crystals to the…

A: Number of moles can be calculated by dividing mass by molar mass. Number of moles = Mass / Molar…

Q: A) How many grams of KClO3 were in the original mixture? Express your answer to three significant…

A:

Q: Calcium nitrate and ammonium fluoride react to form calcium fluoride, dinitrogen monoxide, and water…

A: Note : Dear student, since you have posted multiple parts question, we will solve only first three…

Q: 1. How many grams of K* are present in 1.12 grams of potassium acetate? | grams K*. 2. How many…

A: