Calculate the formula mass for P2O3 to the hundredths’ place

Q: What is the mass percent of iron in iron(II) phosphide

A: Fe2P Molar mass of Fe2P=142.66gm/mole Atomic mass of Fe = 55.85gm/mole

Q: Calculate the mass percent of H in B4H9CI. %

A:

Q: How many moles are in 8.00 g of NH3?

A: It is required to calculate the number of moles in 8 g of ammonia, which can be done using the…

Q: Calculate the theoretical mass percent of barium in BaCl2∙2H2O.

A:

Q: A particular carborane has the following mass percentages: 67.09%B and 21.30%C.What is the empirical…

A: Step 1: Recall that carborane contains the elements carbon (C), boron (B), and hydrogen (H).  Assume…

Q: What would you need to do to make C14H21O14 an empirical formula?

A: To find emperical formula.

Q: mercury (I) iodide --> write formula no blanacing

A: Mercury(I) iodide is a chemical compound of mercury and iodine.

Q: One compound of mercury with a formula mass of 519 g/mol contains 77.26 % Hg. 9.25% C, and 1.17% H…

A: We will first find out the percentage of oxygen present. After that we will construct a table to…

Q: At 136°C and atmospheric pressure, the density of this gaseous chloride is5.6 g L-1. Under the same…

A: The temperature in Kelvin is calculated as shown below.

Q: What is the formula mass of H2SO4?

A: The formula mass of H2SO4 is to be calculated.

Q: Calculate the mass percent of H2O in CuSO4•5H2O

A: Mass of water = 5 x 18 = 90 g Molar mass of CuSO4.5H2O = 249.5 g/mol

Q: What is the percent by mass of hydrogen in HC2H3O2?

A:

Q: Calculate the mass percent of H in B,H9C1.

A: Given, compound is B4H9Cl Mass % of H in B4H9Cl = ? Note:  Molar mass of B4H9Cl = (4×10.811 +…

Q: Enter the correct formula for the following compounds. Part A: aluminum chlorate Express your…

A: Writing formula of ionic compounds :- Ionic compounds consists positively charged ions called…

Q: What is the formula mass of CaSO4·½H2O?

A: Given, Formula mass of CaSO4·½H2O = ? Note: Atomic mass of Ca = 40.078 g/mol Atomic mass of S =…

Q: Write the empirical formula corresponding to Cr₄O₆

A:

Q: Determination of Hydrate Formula: barium chloride hydrate  Data:…

A: While heating the hydrate BaCl2.nH2O, the water in it escapes as water vapor. The amount of salt…

Q: What is the mass percentage of each element in the compound Al2O3? Enter the percent mass of…

A: Answer:- This question involves the calculation of mass percent of each element present in the given…

Q: What is thé mass percentage of C in codeine, C18H21NO3? Provide an answer to two decimal places.

A: Given : We have to calculate mass percentage of carbon in codeine.

Q: What are the empirical formula and empirical formula mass for C3H9O3?

A: Given molecule is                          C3H9O3

Q: Calculate the mass percent of each element in bismuth subsalicylte. It's simplest formula is…

A: The formula of the compound given is C7H5BiO4. Assuming 1 mole of compound. Molar mass of C7H5BiO4 =…

Q: How many moles are in 8.00 g of SO3?

A: The number of moles of a substance from its given mass may be calculated as:

Q: How many grams of hydrogen are in 33.9 g of CH4O?

A: Given  Mass of CH4O = 33.9 gram Mass of Hydrogen = ?

Q: A 7.194 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis…

A: We have to predict the empirical and molecular formula.Given, The mass of organic compound = 7.194…

Q: What is the mass percent composition of oxygen in a compound having the empirical formula C20H34O4?

A:

Q: What percentage of NH4NO3 is nitrogen?

A: Mass percent of element  is the mass of element present in 100g of the compound. Mass percent of…

Q: Calculate the mass percent of H in C,HgO.

A: Since, molar mass of carbon = 12.0107 g/mol Molar mass of hydrogen = 1.0079 g/mol Molar mass of…

Q: A 4.00 g sample of a hydrate of nickel(III) bromide looses 0.793 g of water when heated. Determine…

A: It is given that the mass of hydrate of nickel (III) bromide is 4 gOn heating it losses 0.793 g of…

Q: the number of hydrogen atoms in 1.5 mol of C6H12O6 is

A: The objective of the question is to find out the number of hydrogen atoms in 1.5 mol of C6H12O6.

Q: What mass of Chromium metal would contain 5.00 x 1020 atoms of Cr? 0.0432 g

A:

Q: Calculate the mass in milligrams of 4.67 x 104 formula units of Bi(NO3)3 5H,0. Enter your answer in…

A:

Q: What is the mass percent oxygen in the molecule NO2?

A: We Know that, Molar mass of NO2 = 46.0 g/mol Molar mass of O2 = 32.0 g/mol

Q: This is the chemical formula for hexanal: CH3CH24CHO. Calculate the mass percent of hydrogen in…

A: Molecular Formula of hexanal is C6H12O  And Molecular weight of hexanal is 100.1568 g/mol  Complete…