what is the mass of carbon in 16.0 g of methane? -please round atomic masses to the nearest tenth.

Q: Rank the following from least to greatest mass.cg, mg, Mg

A: The standard unit of mass in the metric system is the gram. Other units of mass are milligram,…

Q: Information for Parts B, C, and D A compound is 80.0% carbon and 20.0% hydrogen by mass. Assume a…

A: Given, Mass of sample of the compound = 100 g Percentage of of each element in the sample of…

Q: e this information to answer the questions below. Be sure your answers have the correct number of…

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Q: Calculate the mass percent of chlorine in CCl6

A: Mass percent is a percentage of amount of an atom in the given molecule.  The mass percent of…

Q: If 26.98 grams is the mass of 1 mole of Aluminum, 26.98 grams =1 mole of Al 13.49 grams = 0.5 moles…

A: Mole concept relates the number of moles with the molar mass and mass of the substance. Just like…

Q: 2) a) Write formulas for the figures. Dark circles represent element A and light circles represent…

A: Atomic element : Atomic element have single atoms as their basic unit. Molecular element : The…

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: The platinum-containing cancer drug cisplatin(study question 35)contains 65.0 mass percent of the…

A: Given : Mass percent of platinum metal = 65.0 %  Mass of compound = 1.53 g

Q: Assume that the molar mass of A is 82.93 grams per mole and the molar mass of E is 24.61 grams per…

A: Atoms are the smallest unit of the matter, anything which occupies space and has mass is known as…

Q: 1.aDo a mole of Na and a mole of NaCl contain the same number of Na atoms ? Explain your answer .…

A: Same moles of any particle will have same number of that particles .

Q: what is the mass of 1.08x10^22 molecules of SF6? pls, show how you got it.

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Q: Find the mass in grams of C3H8O (isopropyl alcohol) that would contain 5.44x10^25 C atoms.

A: The question is based on mole concept. We have to calculate mass of alcohol present in the given…

Q: Give the mass % of carbon in your compound  ___________________18.537956___________ Give the mass %…

A: Let us assume that there is 100 g of a compound. Hence it contains , Mass of carbon = 100 g of…

Q: How many grams of CCl4 will contain 36.00 g of carbon? express your answer in decimal notation.

A: Mole of carbon tetrachloride is equal to mole of carbon

Q: A scientist has two samples of gas: The first sample contains one mole of argon atoms and has a mass…

A: 1 mole of any gas has equal no. Of atoms i.e., avogadro no. of atoms 6.023*1023 atoms. Or Equal…

Q: 1. How many MOLECULES of nitrogen trifluoride are present in 5.36 grams of this compound? molecules.…

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Q: The molecular formula of rimantadine is C12H21N.    How many carbon atoms are in 80.44 grams of…

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

Q: How do I do this problem??? Consider 80.0-g samples of two different compounds consisting of only…

A: Given,Mass of the sample = 80.0gMass of the Carbon in compound 1= 21.8 gMass of the Carbon in…

Q: What is the mass for 1.5 billion molecules of nitrogen in amu and grams

A: A numerical problem based on the relationship between number of molecules and the respective mass.

Q: How many carbon atoms are in 2 dozen molecules of Vitamin D, C56H88O2?

A: Vitamin D ( C56H88O2)  1 molecule of Vitamin D contains 56 carbon atoms.

Q: 99g of molybdenum-95 (isotopic mass = 94.91 amu Please enter your response to the appropriat number…

A:

Q: What amount of 0.38 M solution can be made from a296mL 4.65 M solution?  Answer should be in L…

A: Given, The amount of 0.38 M solution can be made from a296mL 4.65 M solution is:

Q: Show all your work on a sheet of paper to solve the following problem. Full credit is based upon the…

A:

Q: Circle the best correct answer for the following multiple choice questions: 1) How many aluminum…

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Q: You have 1 mole of oxygen (O₂) gas and 1 mole of ammonia (NH3). Which has more mass? 1 mole of…

A: We are given 1 mole each of Oxygen gas, O2 , and ammonia, NH3.

Q: Determine the mass (in grams) of aluminum present in 1.07 grams of Al2S3? Do not type units into…

A:

Q: Find the mass of 1 molecule of Li H in gram. a. 7.949 b. 1.32 x1023 С. 4 d. 1.32 x10-23

A:

Q: How many MOLECULES of sulfur trioxide are present in 2.07 grams of this compound? Answer: Molecules…

A: Given :  Mass of SO3 = 2.07 g  No.of SO3 molecules = 3.46 × 1022  To calculate :-  No. Of…

Q: What is the mass % of carbon in dimethylsulfoxide (C2H6SO)

A: We have to calculate the mass % of carbon.

Q: Calculate the mass of 816 molecules of Cu(NO3)2.

A: We know , 1 mole of substance = 6.022 × 10²³ Molecules By using this relation , we can calculate the…

Q: °C. Mass of Mg = g %3D

A:

Q: 6. This Magnesium top by ForeverspinTM weighs merely 6g. a) Write the weight of this top in…

A: The question is based on mole concept. We have to determine number of particles present in 6 gram of…

Q: 55: A sugar crystal contains approximately 1.8*107 sucrose (C12H22011) molecules. What is its mass…

A: To calculate the mass from molecules, we need to calculate the number of moles of a substance in the…

Q: You have a sample of 1.204 × 1024 atoms of gold. How much does this sample weigh?

A: Given  number of atoms of gold = 1.204 * 1024 atoms To find weight of this sample. Required data -…

Q: How many atoms are there in 77.9 g of selenium? You will need to divide your answer by 1.0X10^23

A:

Q: Calculate the mass of gold(III) chloride (Au2Cl6) that contains a million (1.000 x 10^6) chlorine…

A: The atomic mass of Au (gold) is 197 g/mol while the atomic mass of Cl(chlorine) is 35.5 g/mol. Molar…

Q: O STOICHIOMETRY Using the Avogadro Number An oxygen atom has a mass of 2.66 x 10 - 23 g and a glass…

A: We are given mass of one atom and we have to calculate mass of one mole and hence calculate how many…

Q: mothball, composed of naphthalene (C10H8C10H8), has a mass of 1.48 gg . How many naphthalene…

A: Mass= 1.48gm MOLAR mass= 128 Mole= mass÷molar mass Mole= 1.48÷128= 0.011 Molecule= mole×6×1023…

Q: Tia has a sample of pure gold (Au). She weighed the sample and the result was 84.784.7 grams. Tia…

A: First of all calculate the number of moles of gold by using formula- mole = mass/molar mass then…

Q: you

A: Careful mass measurement in chemistry lab is very necessary. In lab we use analytical balance or…

Q: Calculate the number of carbon atoms in 1.75 g of table sugar, C12H22O11

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Q: Find the mass of 1 molecule of Li H in gram. O a. 4 O b. 7.949 O c. 1.32 x1023 O d. 1.32 x10-23

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Q: O STOICHIOMETRY Using the Avogadro Number A copper atom has a mass of 1.06 x 10 22 g and a penny has…

A: This question have two subparts. In first part we will determine the mass of 1mol of copper atom and…

Q: If you have 1.45x10^25 atoms of potassium, how many moles of potassium do have? Round to significant…

A: Number of atoms can be calculated by multiplying number of moles with Avogadro number.

Q: Calculate the number of atoms in a 4.07x 10^ 3 g sample of calcium

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Q: Calculate the mass of dinitrogen tetroxide N2O4 that contains a million ×1.000106 oxygen atoms.

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Q: Calculate the mass of 5.70×1022 tungsten atoms.Express your answer with the appropriate units.

A: Given:Number of tungsten atoms= 5.70×1022Mass of the given number of atoms is to be calculated.

Q: Calculate the mass of dinitrogen tetroxide (N2O4) that contains a billion (1.000x10^9) nitrogen…

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Q: Determine the number of atoms in 61.0 grams of calcium, Ca.

A: Given;

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.