How many oxygen atoms are in 9.00 g of AI2(SO4)3? Also use 2 decimal places.

Q: Calculate the number of hydrogen atoms in a 50.0 g sample of ammonia (NH,). Be sure your answer has…

A: Given that, 50.0 g sample of NH3. We have to calculate the number of hydrogen atoms in this sample.

Q: Calculate the number of nitrogen atoms in a 150.0 g sample of dinitrogen tetroxide (N,04). Be sure…

A: 1 mole=6.023x1023 atoms or ions or molecule .molar mass of N2O4=2 x atomic mass of N+…

Q: A sample of oxygen contains 7.1 x 1020 atoms. How many moles are in this sample? Your answer should…

A: One mole of a substance contains 6.022×1023 particles(atoms/ions/molecules).In this problem,we've to…

Q: (3 points each) (1) _KI + Pb(NO3)2 _Pbl2 + KNO3 (2) _SO, + O2 SO3 (3) _P + _02 P.O10 JAN 14 étv

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Q: dimethyl sulfoxide (CH3)2SO, also called DMSO. Calculate the number of C,S,H, and O atoms in…

A: The number of moles of a substance is the ratio of its given mass by molar mass of the substance. It…

Q: Calculate the number of hydrogen atoms in a 70.0 g sample of ammonia (NH3). Be sure your answer has…

A: Given: Mass of NH3 is 70.0 g Molar mass of NH3  is 17 g/mol Atoms in 1 mole is 6.022×1023  To find:…

Q: How many grams of CO2 can be produced from 76.46 grams of O2? 2C0 + 02 2CO2 Round your answer to 2…

A: Given: mass of O2 = 76.46 g The balanced equation is:   We know that, molar mass of O2 = 32 g Molar…

Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar):…

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Q: The chemical formula for urea is: (NH,),CO Calculate the molar mass of urea. Round your answer to 2…

A: Molar mass of a compund is defined as a mass of a sample of a that compund divided by the amount of…

Q: Ammonium phosphate ((NH,), PO4) is an important ingredient in many solid fertilizers. It can be made…

A: Given: Moles of (NH4)3PO4 produced = 1.80 mol.

Q: . Vitamin C has the formula c6h8o6. Calculate the number of vitamin C molecule present in 0.250g of…

A: Applying formula  Mole = gram weight/molecular weight

Q: Calculate the mass (in grams) of 4.69 x 1024 carbon atoms.

A: Given : 4.69 × 1024 carbon atoms.  We know 6.022 × 1023 atoms = mass of one mole

Q: Calculate the mass of 0.11 moles of Cu(NO3)2. grams Give your answer to 2 decimal spaces.

A: Given that , No. Of moles of Cu(NO3)2 = 0.11 moles

Q: How many carbon atoms are present in 5.98 moles of carbon atoms? Give your answer in scientific…

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Q: Calculate the number of nitrogen atoms in a 140.0 g sample of dinitrogen tetroxide (N,04). Be sure…

A: We have to calculate the number of nitrogen atoms in a 140.0 g sample of dinitrogen tetraoxide…

Q: How many moles of S are in 23.8 g of C6H10S? Express the number of moles to three significant…

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Q: How many carbon atoms are present in 3.95 moles of carbon atoms? Give your answer in scientific…

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Q: Urea, chemical formula (NH,)½CO, is used for fertilizer and many other things. Calculate the number…

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Q: How many moles Fe(OH)3 are there in 229 g of Fe(OH)3? Round your answer to 2 decimals.

A: Given mass of ferric hydroxide (Fe(OH)3 ) is  229 grams.

Q: 4. A student weighs out 1.245 grams of potassium hydrogen phthalate (molar mass 204.2 grams 1 mole).…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

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

A: The formula for density calculation is,

Q: F. How many oxygen molecules are in 2.40 g of O2(g)? A: 4.52 x 1022

A: Given : Mass of O2 = 2.40 g

Q: 1: How many carbon atoms are present in a mole of ¹2C? 12 Express your answer using four significant…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Calculate the number of phosphorus atoms in a 130.0 g sample of diphosphorus pentoxide (P,05). Be…

A: Diphosphorus pentoxide (P2O5) is an oxide of phosphorous that has 2 atoms of phosphorous and 5 atoms…

Q: Ammonium perchlorate (NH,Clo,) is the solid rocket fuel used by the U.S. Space Shuttle. It reacts…

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Q: 85 mL of 7 M C21H23NO5 contains how many moles of carbon? Your answer should have two decimal…

A: Given: Concentration of C21H23NO5 = 7 M Volume of solution = 85 mL = 0.085 L…

Q: How many water molecules does it contain? The density of water is 1.0 g/cm3. A drop of water has a…

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Q: Determine the number of moles in 247.6g of Cl2? Round to 2 decimal places.

A: Given: Mass of Cl2 =247.6 g The molar mass of Cl2 =70.906 g/mol Number of moles=?

Q: Calculate the number of hydrogen atoms in a 80.0 g sample of camphor (C10H160). Be sure your answer…

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Q: How many C atoms are present in the sample of C3H8 with mass 7.11 g? Avogadro's number is 6.022 x…

A: Given : Mass of C3H8 = 7.11 g

Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar):…

A: Mole ratio indicates the proportion of different atoms present in one compound and it is used to…

Q: Part A.Calculate the percent carbon in fructose, C6H12O6 Express your answer are using to decimal…

A: Answer :-  A) The percent Carbon in Fructose, C6H12O6 =  40.00%  B) The percent Hydrogen in…

Q: What is the mass in grams of 8.91 × 1016 chromium atoms? Put your answer in box in scientific…

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Q: Calculate the number of oxygen atoms in 1.46 grams of Fe2(SO4)3 1 mole 6.02 x 1023 = Edit Format…

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Q: Calculate the number of oxygen atoms in a 130.0 g sample of diphosphorus pentoxide (P205). Be sure…

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Q: Find the percentage by mass of Cl in CaCl2 if it is 36.1% Ca by mass. (Round your answer to one…

A: (1) The percentage by mass of Cl is 63.8% in CaCl2 if it is 36.1% Ca by mass.      (2) the…

Q: 2.57 g of Cu2O? Enter decim

A: In this we have to calculate the formula units of 2.57 g Cu2O . First of all we have write the molar…

Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg3(Si,03),(OH), An…

A: Given Chemical formula for talc = Mg3(Si2O5)2(OH)2 Moles of Silicon in the sample = 0.055 mole Moles…

Q: Question attached

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Q: In the reaction between 108.6 grams of zinc and 2.69 moles of HCl, what is the maximum mass in grams…

A: The given reaction is,                        Zn(s) + 2 HCl(aq) → H2(g) + ZnCl2(aq) Clearly, from…

Q: How many grams are in 0.513 moles of argon? Your answer should have 3 significant figures.

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Q: How many moles of NaOH are in 26.27 mL of 1.4 M NAOH? Do NOT place the answer in scientific notation…

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Q: What number of atoms of carbon is in 1.00-carat diamond

A: Number of moles = mass/molar mass  Molar mass of carbon = 12.0107 g/mol  1 mol carbon contains 6.022…

Q: Ammonium perchlorate (NH,CIO) is the solid rocket fuel used by the U.S. Space Shuttle. It reacts…

A: When Ammonium perchlorate reacts with itself, reaction that takes place is shown in the form of…

Q: What is the mass in grams of 49.5 moles of NaCl?

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Q: Calculate the number of oxygen atoms in a 80.0 g sample of dinitrogen tetroxide (N,04). Be sure your…

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Q: What mass of oxygen is present in 10.0 grams of potassium nitrate (KNO3)?

A: Mass of KNO3 = 10 g Molar mass of KNO3 = 101.1 g/mol

Q: Number of OO atoms in 5.25×10−3 molmol Al(NO3)3Al(NO3)3. Express the amount in atoms to three…

A: Given, 5.25×10−3 mol Al(NO3)3

Q: Calculate the number of oxygen atoms in a 120.0 g sample of dinitrogen tetroxide (N,O4). Be sure…

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

Q: 5. 3Na,SO, # of molecules: # of elements: Name of element: # of atoms Total # of atoms: The #3 is a…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".