How much does 8.44 x 1063 molecules of water weigh?​

Q: What is the mass of 4.50 * 10 ^22 Cu atoms?

A: Number of moles of Cu is determined as follows,

Q: The following diagram represents a chemical reaction in which the red spheres are oxygen atoms and…

A: a) In the left box, there are two type of molecules, one is oxygen (O2) and other is Nitrogen and…

Q: How many miles deep would a mole of popcorn kernels have to be in order to cover the Condinental…

A: Volume of 90 kernels of popcorn = 1 cu inch Length of the U.S. = 3000 miles Breadth of the U.S. =…

Q: What mass of iron (d = 7.874 g/cm') does a 2.0 in x 1.5 in x 10.0 in sample have?

A: Given  density of Iron = 7.874 gram/ Cm3 Volume = 2.0 inch × 1.5 inch × 10 inch 1 inch   = 2.54 Cm…

Q: 12. What mass of carbon di a. 0.468 g b. 2.81 g

A: Given reaction,  C6H14 + 13CO2 -------->6CO2 + 7H2O we have to find mass of CO2 produced by 5.50…

Q: what is the weight in grams of 4.30 x 10^14 CF4 molecules?

A:

Q: How many atoms of chlorine are in 6.85 g of chlorine

A:

Q: Select the set-up for the mass % of fluorine, F, in PF3. O (27/42) x 100 O (9/42) x 100 O (19/50) x…

A:

Q: which of the following are true for 1 mole of water at room temperature (approximately 24 degrees…

A: 1. The molar mass of water is 18.01 g/mol. This means 1 mole of water has a mass 18.01 g. So, first…

Q: What is Kc?

A: Interpretation: The information about Kc is to be provided.

Q: A tablet of Tylenol has a mass of 0.611g. It contains 251mg of its active ingredient, acetaminophen,…

A: Mass percent of acetaminophen is equal to the mass of acetaminophen divided by the mass of tablet…

Q: If a sample contained 9.65 x 1023 atoms of iodine, how many grams would this be? Round to one…

A:

Q: if a tablet of acetaminophen, C8H9NO2, weighs 354mg, how many moles are there in the tablet

A:

Q: How many atoms are contained in 4.1 g of carbon? How can you round this answer to 2 significant…

A: 1 mole of any substance contains 6.023×1023 atoms.1 moles of carbon atoms weigh 12 g.

Q: What is the mass, in kilograms, of 7.76 x 10-4 molecules of carbon tetrachloride? Round your answer…

A: The given data contains, number of molecules of carbon tetrachloride = 7.76×1024

Q: How many total atoms, elements, and molecules are in 8K2SO4?

A: The molecular formula of the molecule is K2SO4. The number of K2SO4 molecule is eight 8K2SO4.

Q: In the combustion reaction between propane and oxygen gas, if 44.0 g of propane is burned in 160.0g…

A: According to the rule of conservation of mass, the total mass of the reactant equals the entire mass…

Q: What is the average mass (in grams) of a single nitrogen dioxide molecule? A. 3.6 x 10-26 g B. 2.77…

A: Since mass of 1 molecule  = molar mass / Avogadro's number Molar mass of Nitrogen dioxide (NO2) = 14…

Q: What is the mass in grams of 1.37 × 1016 chromium atoms? Put your answer in box in scientific…

A: Given: Number of chromium atoms, Cr = 1.37 × 1016 atoms.

Q: What is the mass in grams of 4.50 x 10^20 particles of aluminum sulfate rounded to three significant…

A: Number of moles of the substance is equal to the number of atoms or molecules present in one mole.…

Q: What is the mass, in grams, of 1.20 mol of water, H20? Express the mass in grams to three…

A: The mass of 1.20 mol of water (H2O) in grams is calculated by using below formula,

Q: 5. A bottle of Ibuprofen (C,,H,,O,) contains 1.204 x 1024 molecules. How many grams of ibuprofen are…

A: The molecular weight is 206.29 g/mol means 1 mol of ibuprofen = 206.29 g of ibuprofen

Q: The mass of Cu (63.55 g/mol) used to create Cu2S was 16.95 grams. what theoretical mass of Cu2S…

A:

Q: What is the mass of 3.50 billion billion atoms of rhenium?  (One billion billion is 1 x 10^18)

A: Given: The number of atoms of Rhenium(Re)=3.50×1018  The atomic mass of Re=186.207 u

Q: <) is 1.106 amu. Estimate the total bindi

A:

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: grams of hydrogen in 8.92 x 1022 molecules NH3

A:

Q: how many grams are in 7.51x10^25 molecules of I2

A: Since moles = number of molecules / Avogadro's number  Avogadro's number = 6.022 X 1023  Hence moles…

Q: Which of the following contains 3.01 X 1023 particles? 2.00 g helium, He 14.0 g of nitrogen, N2 22.0…

A: Note: As per our guidelines, we are supposed to answer only one question. Please repost the other…

Q: 5. The term mole is a unit used to represent (1) density of particles (2) an element or compound's…

A:

Q: What is the mass in grams of 3.7 x 1019 particles of iron(III) carbonate?

A:

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: One millimeter of water contains about 20 drops. One gram of water contains 3.34x10^22 molecules of…

A: One millilitre of water contains about 20 drops. One gram of water contains 3.34×1022 molecules of…

Q: hat is the mass of 4.50 x 1022 Cu atoms? Multiple Choice 747 x 102 g 4.75 g

A: Molar mass Cu is 63.546

Q: If a sample contained 9.65 x 1023 atoms of iodine, how many grams would this be? Round to one…

A:

Q: Which of the following is equal to 6.022 x 10^23 molecules? * 31.98 g Q_2

A: We will choose Correct statement

Q: 1.28 x 1023 molecules of C10H22 would have what number of carbon atoms? 6.

A:

Q: The mass of one aluminum atom is 4.48x10^-23 grams. How many aluminum atoms are there in 9.45x10^4…

A:

Q: How do i Complete the following calculation? Determine the number of grams of Carbon in 3.14 x 1032…

A: To get the number of gram calculate mole then with the help of mole calculate mass.

Q: What is the mass in grams of 1.20 × 1014 lead (Pb) atoms? X 10 Enter your answer in scientific…

A:

Q: A drop of water has a volume of 50 uL. How many water molecules does it contain? The density of…

A: Given that,Volume of water = 50 micro L = 0.05mLDensity of water = 1.0 g/mLNow, you calculate the…

Q: How many grams are in 8.75 x 1025 molecules of l2

A: The molar mass of I2 is 253.81 g/mol that mean this mass of I2 contain 6.022×1023 of I2 per mol.

Q: How many atoms of oxygen are in 231.000 grams of lead (IV) oxide? Enter your answer using Canvas's…

A: moles : Mole, also spelled mol, in chemistry, a standard scientific unit for measuring large…

Q: Is there a difference between a homogeneous mixture of hydrogen and oxygen in a 2:1 ration and a…

A: Is there a difference between a homogeneous mixture of hydrogen and oxygen in a 2:1 ration and a…

Q: Why would the collective mass of twenty pennies not be equal to ‘20 x’ the mass of any individual…

A:

Q: Enter your answer in the provided box. Perform the following conversion: 2.03 x 105 mol of MgBr to…

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

Q: A student performed an experiment of heating a hydrate and obtained the following data.    the mass…

A: Mass of the empty crucible =17.556g -----Equation A Mass of crucible and a hydrate= 21.018g…

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".