For the given elements, calculate the number of atoms in 1.00 g of that element. How many atoms of lithium are in 1.00 g? atoms How many atoms of manganese are in 1.00 g? atoms How many atoms of selenium are in 1.00 g? atoms help contact us terms of use privacy policy about us careers 9

Q: Counting Atoms Fill in the table Pb C CI Mass (g) 0.543 1.834 Molar Mass g/mol) 0.685 Moles Total…

A: We can solve these questions by knowing some of the basic mole concepts, like conversion of number…

Q: A sample of C₂ H₂ has 4.40 × 1024 H atoms. How many carbon atoms does the sample contain? number of…

A:

Q: Calculate the number of atoms in a 3.22 x 10³ g sample of strontium. number of atoms: atoms

A: we have to calculate number of atoms of strontium

Q: 4. Write the beta decay of Rn-222. 5. Write the alpha decay of Np-237.

A: We have to write the equations for  beta decay of Rn-222 alpha decay of Np-237

Q: made-up compound: J2(QZ3)2 Determine the number of molecules of J₂(QZ3)2 in 7.2 grams of J₂(QZ3)2…

A: Given -> Weight of J2(QZ3)2 = 7.2 gram  Atomic mass of J = 19.00 g/mole Atomic mass of Q = 35.00…

Q: . What is the 3rd most prevalent element in the human body (name, not symbol)?

A:

Q: What is the number of Carbon atoms in this chemical formula?   C_{11}H_{24}

A: The chemical formula is used to represent a compound. The given chemical formula of the compound is…

Q: Calculate the total number of N atoms in 23.8 g N2O5. O 2.65 x 1023 total N atoms O 9.31 x1023 total…

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Q: None

A: Step 1:We can calculate the moles and atoms of sugar using its molar mass. 9 grams × (1 mol of…

Q: Identify the elements in each chemical formula, and give the number of atoms of each element.…

A: Given chemical formulas are  a. LiCN (Lithium cyanide)  b. C3H8 (propane)  We need to identify the…

Q: Determine the number of each lon present In the glven compound. LI3N LIt: 1 Ca(CN)2 Ca*: (Click to…

A: Given  Compound  = Li3N , Ca(CN)2  , Fe2(SO4)3 ,Sr(ClO3)2 , ( NH4 )3PO3 Number of ions  = ?

Q: Assume that a certain element (let's call it X) has two (and only two) isotopes: 35x (35.0 a.m.u.)…

A: Given data :

Q: 47. If a sample of carbon tetrafluoride contains 15.7 g of fluorine, how many grams of carbon does…

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Q: How many atoms are in 15.6 grams of silicon? none of the above 2.64 x 1026 0.555 438 3.34 x 1023

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Q: Element X forms three different compounds with element Y. Information about these compounds is…

A: We have to predict the formula for the other two compounds.

Q: On earth, tin has 10 different stable isotopes. The heaviest, 124 Sn makes up 5.80% of naturally…

A: Given:124Sn (Tin-124) has 5.80% of naturally occurring tin atomsThe mass of the natural sample of…

Q: How many total atoms are there in 43.7 g of water (H,O)? total atoms: atoms

A:

Q: The two isotopes are N-14 and N-15. Nitrogen's atomic weight is 14.007.Calculate the percent…

A: We have to find the percentage abundance of an isotope of nitrogen, when its average atomic mass is…

Q: The percent by mass of copper(I) in Cu,CO3 is %.

A:

Q: 2. A sample of 2 tsp of sugar (C12H22O11) weighs 9.00 g. a. Record each step needed to calculate the…

A: a. Given that: Mass of sugar = 9.00 g. Molar mass of C12H22O11 = 12×12 + 22×1 + 11×16Molar mass of…

Q: a. How many grams of S are present in 4.41 grams of sulfur hexafluoride? Mass= gS b. How many grams…

A: The mass of the atoms of the element can be calculated by using the ratio of the whole number…

Q: How many grams of Co are there in a sample of Co that contains 4.58×1023 atoms? _____grams

A: Number of atoms=.58×1023 atomsFind out mass of Co

Q: In which liquid will sugar dissolve best: Water, cooking oil, or alcohol? Explain why??

A: Given question is : In which liquid will sugar dissolve best = ?  Options are : a). Water  b).…

Q: question. 1. How many GRAMS of lead(II) fluoride are present in 4.04 moles of this compound? 2. How…

A: Since, Moles is the ratio of mass to the molar mass of that atom or molecules. Thus,

Q: How many ions of S are present in 5 moles of Al2S3? [x 10¹ Sions X Make sure your answer is in…

A: The question is based on mole concept. we have to calculate number of ions present in given quantity…

Q: #2 pls

A:

Q: Vitamin A has the molecular formula C20H300. How many oxygen atoms are in 6.02 x 1023 molecules vit…

A: we have to calculate the number of atom of O

Q: A sample of Hg weighs 90.9 grams. Will a sample of Rb that contains the same number of atoms weigh…

A: The number of species atom will be expressed as the mathematical product species moles along with…

Q: Which one contains more oxygen atoms? 22 grams of carbon dioxide or 18 grams of water?

A: Given: Mass of carbon dioxide (CO2)=22 g Mass of water (H2O)=18 g To find: which contains more…

Q: Element Kittypurrium (named after one of TA's cats) has two isotopes: Isotope 1 has an atomic…

A: Percent of isotop 1 = 91.162%   Atomic weight of isotop 1 = 40.005 g/mol  Percent of isotop 2 =…

Q: What is your element? Neon  2. What is the molar mass of your element? 3. How many atoms are in a…

A:

Q: How many oxygen atoms are there in 2.10 g of Al2(S208)3 (MW A12(S208)3 = 630.34 amu) %3D O a. 4.82 X…

A:

Q: Use the References to access important values 1. What is the mass of 9.23x1023 atoms of barium? 2.…

A:

Q: An allotrope of elemental sulfur is the cyclic molecule S6 . Calculate the number of molecules and…

A: The number of molecules and moles are related to each other by the given relationship as; 1 mole =…

Q: s in grams of your favorite regular size candy bar? Tell me its name a worite. ss in grams of…

A: 23rd October 1991 1991   On This Day – October 23 : Mole Day, the unofficial holiday, was…

Q: 1. How many ATOMS of sulfur are present in 4.11 grams of sulfur dioxide, SO₂? 2. How many GRAMS of…

A: 1. The mass of sulfur dioxide given is 4.11 g.To find the atoms of sulfur.2. The molecules of sulfur…

Q: How many atoms arc in 157 grams of H?

A: Number of mole (n) of substance is calculated by dividing mass of substance (m) to molar mass (M) of…

Q: In 6.9 g of aluminum, there are ______ x 1023 aluminum atoms present

A: Molecular mass of atom contains 6.023 × 10^23 atoms. Molar mass of aluminium is 26.981 g/mol

Q: Fulminating silver is the historic name for compounds that contain silver and which explode…

A:

Q: Is the number of atoms in 0.64 grams of helium gas equal to the number of atoms in how many grams of…

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

Q: 1. How many ATOMS of carbon are present in 7.87 grams of carbon tetrabromide, CBR4? atoms of carbon

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

Q: 1 a. Calculate the number of atoms of each element present in 3.96 g of water. oxygen atoms hydrogen…

A: Number of moles of substance = mass of the substance molar mass of the substance From Avogadro's…

Q: how many atoms are in a copper pipe that weighs 8.25 g

A: Given, Mass of copper = 8.25 g Number of atoms = ? Note: Atomic mass of Cu = 63.546 g/mol 1 mol of…

Q: a. Use the average atomic mass to calculate the number of moles of the element present in 6.70 g of…

A: a) given, mass of neon = 6.70 g Number of moles of neon = ? Note: Atomic mass of neon = 20.18 g/mol

Q: Calculate the mass in grams of 2.84 x 1024 molecules of methanol. The chemical formula for methanol…

A: Given  Number of molecules of methanol = 2.84 × 1024 molecules  Chemical Formula of methanol      =…

Q: The formula for sulfur dioxide is SO2. How many grams of sulfur are present in 1.31 moles of sulfur…

A:

Q: The density of MgO is 3.6 g/cm3. The atomic masses of magnesium and oxygen are 24.31 g, and 16 g,…

A: Given that Density of MgO = 3.6 g/cm3 Molecular weight of MgO = (1* 24.31) + (1 *16) = 40.31 g/mol