How many moles of Cs are there in 105 grams of Cs ? moles ง

Q: If 454 g of NH4NO3 decomposes, how much N₂O and H₂O (in grams) are formed? mass of mass of

A: Late of conservation states that sum of masses of reactant is equal to total mass of products.…

Q: How many grams of C are present in 4.19 grams of carbon tetrafluoride?   How many grams of carbon…

A: Given   (i)   Mass of CF4  = 4.19 gram       Mass of carbon = ? (ii)  Mass of F = 4.61 gram…

Q: A helium balloon contains 0.46 g of helium. How manymoles of helium does it contain?

A: Mass of helium =  0.46 g Moles of helium = ?

Q: Arsenic reacts with oxygen to form a compound AsxOy. If 2.354 g of arsenic forms 3.611 g of the…

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Q: How many atoms in 17.8  mol CS2?

A: According to Avogadro's, the total no of molecules/atoms present in one mole of substance is equal…

Q: How many moles of Kr are contained in 398mg of Kr?

A: Given Mass of the  kr=398mg    convert  into g =398mg1000=398×10-3 mgatomic mass of the…

Q: A mole of molecules (96.0281023 molecules) has a mass in grams numerically equal to the atomic mass…

A: Given, mass of CO2 = 54 g moles of CO2 = ? Note:  molar mass of CO2 = 44.01 g/mol

Q: how many Sn atoms are in a 48.7 g sample of Sn?

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Q: How many moles of Cu are there in 36.2 grams of Cu ? moles

A: Given : Mass of copper = 36.2g

Q: How many atoms of oxygen are present in 12.5g of nitrogen dioxide?

A: Given: Mass of nitrogen dioxide (NO2) is 12.5 g. To find: Number of oxygen atoms.

Q: What is the mass of 4.27 moles of lithium nitrate?

A: Mass = Number of moles x Molar mass Molecular formula: Ti(NO3)4 Molar mass of Ti(NO3)4 = 295.89…

Q: How many atoms of Pb are present in 254 grams Pb?

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: How many moles of Nal are in 58.5 grams of Nal

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Q: How many moles of barium are contained in 112.6 g of barium?

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Q: How many moles of CF4 are there in 171g of CF4

A: No. Of moles = given mass / molar mass  Given mass is 171g  Molar mass is calculated in 2 step.

Q: How many grams are in 246.20 moles of lead?

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Q: What is mass in grams of 0.308 moles of Pt

A: mass in grams of 0.308 moles of Pt

Q: A 2.25 mol sample of an element has a mass of 51.8 g. What is the molar mass?

A: The sum of the total mass in gram of the atoms present in a molecule per mole is the molar mass or…

Q: How many moles of Magnesium are in 0.136 grams MG?

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Q: 1. How many molecules of oxygen are in 50.0 g of oxygen?

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Q: How many atoms are present in 2 moles of Fe ?

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Q: What would be the number of moles for calcium arbonate if it is  66.0 g T, also the mass.

A: Molar mass of calcium carbonate that is Caco3 is 100g/mol

Q: What quantity in moles of NaI are in 51.3 grams of NaI ?

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Q: How many grams of Br are in 305 g CaBr₂ ?

A: No. of moles = mass/molar mass  Mass = moles × molar mass  Given: Mass of CaBr2 = 305 g

Q: how many moles are in 20.3 grams of carbon tetrachloride?

A: One mole of any species contains avagadro number of atoms, molecules, ions etc.

Q: How many moles of As are there in 99.9 grams of As? moles

A: The given data contains, mass of As = 99.9 g. Molar mass of As = 74.921 g/mol.

Q: How many grams of S are in 775g of SO2?

A: The mass of SO2 is = 775 g The mass of S in this amount of SO2 is =?

Q: How many grams of carbon monoxide (CO) are there in a sample containing 0.10 moles of CO?

A: Given -> Moles of CO = 0.10 mole

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: Calculate the mass in grams of 14 atoms of Ca.

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Q: How many atoms are in 0.591 moles of K

A: How many atoms are in 0.591 moles of K?

Q: How many atoms are in 193 g of calcium

A: Avogadro's number linked mass of an atom with its atomic mass and moles.

Q: How many grams of S are in 515 g of SO2?

A: The atomic mass which is denoted in grams indicates the gram atomic mass. The relationship between…

Q: A sample of a compound containing only magnesium and oxygen is found to have 194g Mg and 256g of O.…

A: Atomic percentage calculationThe atom percentage of a compound is calculate taking the %ratio of…

Q: 1. How many moles of Au are in 212 g of Au?

A: 1 mole = atomic mass grams. Here atomic mass of Au = 199.96. 199.96 grams of Au = 1 mole 212 grams…

Q: How many atoms are in 1.50 moles of Hg?

A: The objective of this question is to find out the number of atoms in a given amount of substance, in…

Q: How many moles of Strontium are in 58.6 g of Strontium?

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Q: Determine the mass, in grams, of 0.130 moles of I (1 mol of I has a mass of 126.90 g).

A: A mole is thus the mass of a compound in grams that equals the masses of the elements that is…

Q: Ascorbic acid (C₆H₈O₆) is also known as Vitamin C. What quantity in molecules of C₆H₈O₆ does a…

A: To find molecules of vitamin C, first convert mass in grams then divide it by molar mass to get its…

Q: how many atoms of Na are in 48g of Na?

A: Molar mass of a compound ican be defined as the mass of compound divided by the amount of that…

Q: How many moles is 24.5 grams of U?

A: The number of moles present in a given amount of element can be calculated by dividing the given…

Q: 5. A bottle of potassium chloride, KCI, contains 466.38 g of the compound. How many moles of KCI…

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Q: How many Li atoms are contained in 97.9 g of Li?

A: Given :- mass of Li = 97.9 g  To calculate :- number of Li atoms

Q: How many moles of acetone (C3H6O) are in 135 grams of acetone?

A: Given : Mass of C3H6O = 135 g