2. Which of the following pairs contai: equal number of atoms? (a) 22.4 L (STP) of nitrous oxide ane 22.4 L of nitric oxide (b) 1 millimole i o200millimole of H,S of HC1 and 0. ordh loteM (c) 1 mole of H,0, and 1 mole of N,O4 (d) 11.2 cc (STP) of nitrogen and 0.01 fong of nitric oxide os A

Q: A 3.4x10-6g sample is knowt ocontain 4.67 x1016 molecules. What is this compound.  A CH4 B CO2 C…

A:

Q: Glucose has the formula C6H12O6. What is the percent composition of oxygen in glucose to three…

A: The percent composition of oxygen in glucose is to be calculated.

Q: Calculate the number of (a)nitrogen molecules (N2 molecules) (b)nitrogen atoms(N atoms) in 0.111g of…

A: Since 0.111 g of nitrogen gas will have moles = mass/molar mass molar mass of N2 = 28 g/mol Hence…

Q: 7,(0) Compound X has the following percentage composition by mass: C: 38.9% ; H: 5.4% ; Cl: 38.4%;…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A chemist mixes 82. g of benzene with 89. g of isopropenylbenzene and 61. g of acetone. Calculate…

A: Dear student since you have posted multiple questions, As per our company QnA guidelines We are…

Q: 6.0 g of C mixed with 2.1g of H2 how many grams of CH4 is produced,

A: The coefficients present with the engaged reactant molecule and also product molecule are stated as…

Q: How to determine the number of moles of the C8H10N4O2, C,H,N,O in 0.1119mg of caffeine C8H10N4O2?…

A: The moles of compound is calculated by the following formula,

Q: grams of I?

A:

Q: How many molecules are in a 7.5L sample of H2 @ STP?  Round to 2 decimal places.

A:

Q: Calculate the mass percent composi - tion of oxyaen in AizCS04)s, in Šignificant figures.

A:

Q: When 15.00 g of iron reacts with 68.0 g of sulfur. What mads of FeS is formed?

A: Limiting reagent It is the reactant that completely consumed in a reaction to form the product. The…

Q: The salinityof a solution is defined as the grams of totalsalts per kilogram of solution. An…

A: As per the question, Mass of = 35 g Let mass of NaCl = x g Then, mass of =(35-x) g  Let the number…

Q: Actual weight of Na,CO, used mass Na,CO, + beaker = 1니3.525 %3D mass beaker = 142.313 g %3D mass…

A: For Na2CO3, Molecular weight=2(Atomic weight of Na)+Atomic weight of C+3(Atomic weight of O)

Q: Determine the number of moles in 4.49 x 1023 formula units of BaBr2.

A: Given data 4.49×1023  formula units of BaBr2 We know Moles = Number of formula units / Avogadro…

Q: do you think dimensional analysis calculate the number of oxygen atoms are contained in 5.33 g of…

A:

Q: Determine the molar mass of Al2(SO.),-5H,0.

A: To determine the molar mass of

Q: Determine the percentage by mass of each element in the following compounds. (Round your answers to…

A: The mass percentage of an element in a particular compound can be found by dividing the atomic mass…

Q: Given the following data for the hydrate M(NO3)3 dot X H₂O, where M is a metal with the atomic mass…

A: Given that the hydrate is M(NO3)3 . XH2O. The molar mass of M is 36.81 g/mol.

Q: O Balance the following readtion tor the comoustren lof hexanes Cotlia + Oz-> cOz +th o AH--995/ccl…

A:

Q: How many moles of C are in 25.9g of (C3H5)2S

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: Ideal Gas Law PV = nRT L. atm mole - K)(313 K) atm)(2.3 L) = n(0.0821 313 K 2.3 L 22 Pressure 1.5…

A: The question is based on the concept of ideal gas. we make use of ideal gas equation and calculate…

Q: Convert the following Moles to the number of Particles. (1) 0.275 mol of Aluminum, Al

A: (B)  1) given :-  Number of moles of Al = 0.275 mol  To be calculated :-  No. of atoms of Al

Q: How many moles of 02 willy completely react with 6.23 mol PbS?

A: During the reaction between PbS and O2 the PbS converts to PbO and S is oxidized to SO2 from the…

Q: 1. A compound X containing carbon, hydrogen and oxygen only have the following composition by mass:…

A: Given, Compound X containing Carbon, Hydrogen and Oxygen % of Carbon (C) = 54.5 % = 54.5 g % of…

Q: 3.45x10^24 atoms of CO2 to mol Round answer to 2 decimal places.

A: Given -: atoms of CO2 = 3.45×1024  Converts it moles of CO2

Q: "How many moles of carbon monoxide (CO) are required to react com- Fe O. pletely with 1.75 moles of…

A:

Q: uppose a 250. mL flask is filled with 1.2 mol of NO, and 2.0 mol of NO,. The following reaction…

A: Given equation is: 1.2 mol                   2 mol                                      -…

Q: mass of released H2O, molar mass of H2O and Moles of released H2O

A: The ratio of mass to molar mass is referred as moles of that substance.

Q: Which of the following chemical formulas and names of compounds correctly matched? (A) PbO2 = lead…

A: Naming of a compound is done by looking at the atoms which are combined and what they are called in…

Q: How many formula units are in 3.25 moles of (NH4)2SO4? [?]x10 formula units

A: Given: Number of moles of (NH4)2SO4= 3.25 mol The number of formula units of (NH4)2SO4 =? The number…

Q: be Maps Netflix in other Co... Nhttps://lms.naz.ed... Rochester to Seat... rus What is the mass of…

A:

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.