Can I have at least two reason why. The mass of the mgo formed could be higher than expected

Q: For every 1 mole of CO, there are g of CO, (rounded to 2 decimal places) Blank 1:

A: It is given that: moles of CO2 = 1 mol It is known that: where n: moles of CO2 (1 mol) m: mass of…

Q: A mole of carbon has a mass of 12.01 g. and a mole of aluminum has a mass of 26.98 g. • Define what…

A: The mole is the standard unit of measurement for amount of substances. The mole is essentially a…

Q: Use the following terms to complete the statement: 6.02 x 1023 molecules 6.02 x 1023 atoms 4 atoms…

A: One mole of an element contain Avogadro's number 6.02×1023 of atoms of that element. Therefore, 1…

Q: For a sample consisting of 258.49 × 1023 molecules of methane, CH4, calculate

A: Given: no of molecules = 258.49 x 1023 moleculesWe know that,1 mol contain =NA= 6.023 x 1023…

Q: Choose the letters that apply: Suppose we have 2 substances (chloroform and aspirin), in computing…

A: Given :  Choose the letters that apply: Suppose we have 2 substances (chloroform and aspirin), in…

Q: A hydrogen-filled balloon is ignited and 1.50 g of hydrogen is reacted with 12.0 g of oxygen. How…

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: Using a mass of 1.70 g baking soda you started with initially, calculate the mass (g) of solid…

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Q: V of electrons loss gain of hydrogen gain of electrons vgain of oxygen loss of hydrogen oss of…

A: Oxidation: In terms of electrons: Losing of electrons by an atom is oxidation. In terms of oxygen:…

Q: Using a mass of 1.01 g baking soda you started with initially, calculate the mass (g) of solid…

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Q: Determine the number of oxygen atoms (Units) found in 205 g of potassium sulfate, K2SO4

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

Q: udent. GElk Grove Unified - My Profile - Zoom V Results of the chec. My Citation list 9/2. O Pearson…

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Q: n the Dehydration of Inorganic Salt Hydrate, the weight of the dehydrated Epsom salt is 0.258 g and…

A: Given : Weight of dehydrated epson salt = 0.258g Mass of water = 0.26g

Q: Calculate the mass, in grams, of 752 atoms of lithium, Li (1 mol of Li has a mass of 6.94 g). with…

A: Number of moles = Given number of atoms NA

Q: how many carbon atoms are, hyrdrogen atoms, oxygen atoms, and nitrogen atoms are in this molecule?

A: The molecule given in the question is a hydrocarbon compound which has heteroatoms (O and N).…

Q: What is the mass of 1 mole of viruses? How manj ymoles of viruses have a mass equal to the mass of…

A: Given: mass of virus is 9.0×10-12 mg mass of oil tanker is 3.0×107 kg To find: 1. Mass of 1 mole…

Q: Would you agree to buy 1.23 * 10 ^ 23 silver atoms for $23? Explain why or why not, all work. The…

A: We know that 1 mole = 6.022×1023 atoms Now, convert the given silver atoms to the moles as;…

Q: A 1.45-g sample of phosphorus burns in air and forms 2.57 g of a phosphorus oxide. Calculate the…

A: Empirical formula represents the simplest whole number ratio of elements present in a compound while…

Q: s the mass c

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Q: on is 1.00 g/mL. The molar mass of LizPO, is 115.79 g/mol and the molar mass of H20 is 18.02 g/mol.…

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Q: How many grams are there in a 0.7248 mol sample of carbon? Your Answer: Answer units

A: We have to find the mass of carbon in 0.7248 mol of carbon.

Q: of atoms of

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Q: when 22.0 g hydrogen combine with oxygen, 196.5 g of water forms. based on the law of conservation…

A: Given data is as follows: The mass of hydrogen = 22.0 g The mass of water formed = 196.5 g The mass…

Q: formuia for tre feilcwing mcle cules Suppiy the missag what ere likeiy digit. Choose 1 FA tle…

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Q: What is the mass of calcium (in grams) that can be recovered?

A: moles of Ca5OH(PO4)3(s) obtained at the end of the reaction = 0.06 mmol * 10-3 mol1 mmol= 6.00*10-5…

Q: uestion 27 D Se(s) +3 F2(g) → SeF6(g) AS' = -337 J/(mol,n· K) Substance ApproximateS (J/(mol · K))…

A: Entropy is a parameter which determines the randomness of a system. A positive entropy means the…

Q: 35 Consider the following balanced chemical reaction: (27.74 g C3H6O) + (61.12 g 0₂) --- >(x g CO₂)…

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Q: For every 1 mole of H,0, there are g of H,0 (rounded to 2 decimal places) Blank 1:

A: Molar mass is the mass of 1 mole of substance. The molar mass of H2O is 18.02 g/mol.

Q: 17.1 mol Hg Express your answer using three significant figures. ΑΣφ VN3D atoms

A: Given :-  number of moles of Hg = 17.1 mol  number of moles if Na = 0.280 mol  To calculate :-…

Q: Profiles Tab Window Help Chrome Edit View History Bookmarks File Lobby | Top Hat N Watch Gilmore…

A: Mass of Mg2SiO4= 80.0 g , Molar mass= 140.69 g mol-1 Then, Number of Mg atoms = ?

Q: (a) What percentage of the electrons originally in the cube was removed? % (b) By what percentage…

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Q: How many moles of mercury (Hg) would be found in 250. grams of mercury?

A: Given that: mass of Hg = 250 g To find: number of moles of Hg?

Q: A sample of a compound is found to contain 21.82 g of carbon, 9.16 g of hydrogen, 20.42 g of oxygen,…

A: Mass of compound is,

Q: A. Calculate the number of moles for B. Calculate the mass of the each given. 1.) 45g of table sugar…

A: Given: Mass of sugar = 45 g Moles of nitrogen gas = 2.7 moles Standard data: The molar mass of…

Q: One mole of O, has a mass of 16.0 g. Select one: O True O False

A: According to mole concept, 1 mole of a substance is equal to its molar mass. Therefore, first of…

Q: When mercuric oxide decompose, 18.522 g Mercury and 1.478 g of oxygen forms. How much mercuric oxide…

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Q: A The total mass of the system will be the same because the atoms were only rearranged. The total…

A: A closed system is the one which do not allow any transfer of mass or energy to the surrounding.

Q: As the nylon thread is pulled out of liquids in the beaker,the measured mass of the liquids in the…

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Q: You have two distinct gaseous compounds made from element X and element Y. The mass percents are as…

A: For easy calculations in the above question, let us consider one unit of compound A is 100 grams and…

Q: Determine the mass, in grams, of 0.675 moles of S (1 mol of S has a mass of 32.07 g).

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Q: 47.00 g sample of MgCO3.XH2O is heated to move away the water. After that, the total mass was…

A: It is given that 47 g of sample is heated and the mass of the sample left is 22.74 g,

Q: What does xH,0'represent in the formula AL(S0,);•xH,O? The student heats 12.606g of AL(SOxH,O…

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Q: 1.0 g of hydrogen reacts completely with 19.0 g of fluorine. What is thepercent by mass of hydrogen…

A: 1.0 g of hydrogen reacts completely with 19.0 g of fluorine -

Q: a rain drop has a mass of 50mg and the entire pacific ocean has a mass of 7.08e20kg. What is the…

A: The mass of the rain drop is 50 mg = 0.05 g. The mass of entire Pacific Ocean is 7.08 × 1020 Kg.

Q: Does one mole of Mg and one mole Ge have the same mass or a different mass? Explain your answer.

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Q: Answer the following questions using the data in the table below.  See the calculations section…

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Q: (a) Which has more atoms: a kilogram of hydrogen or a kilogram of lead? Which has more mass? (b)…

A: (a) The atomic mass of hydrogen is much smaller than that of lead, and 1 kg of hydrogen will have a…

Q: Mercury is the only metal that is a liquid at 25 degrees celcius. Consider a drop of mercury. A…

A: Moles of a substance can be defined as the ratio of mass of given substance to its molar mass.…

Q: Convert (2.326x10^24) atoms of sulfur to moles of sulfur. Use the abbreviated form of the unit in…

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.