Skip to main content

My Courses

Calculators AI Tools Study Prep Blog Study Prep Home

3. Chemical Reactions

Molecular Formula

3. Chemical Reactions

Molecular Formula

Open Question
Determine the empirical and molecular formula for chrysotile asbestos. Chrysotile has the following percent composition: 28.03% Mg, 21.60% Si, 1.16% H, and 49.21% O. The molar mass for chrysotile is 520.8 g/mol.
755
views
Open Question
A compound is 43.7 phosphorus and 56.3 oxygen
743
views
Open Question
Which represents the empirical formula for a3b9?
992
views
Open Question
Determine the empirical formula for the compound represented by each molecular formula.
646
views
Open Question
What is the molecular formula of a compound
714
views
Open Question
The molecular formula of a compound having an empirical formula nh2
883
views
Open Question
Calculate the molecular formulas of the compounds having the following
482
views
Open Question
Elemental analysis of the unknown gas from part A revealed that it is 30.45% N and 69.55% O by mass. What is the molecular formula for this gas?
533
views
Open Question
How many atoms of each element are in the chemical formula Ca(OH)₂?
504
views
Open Question
How many atoms of nitrogen are in the chemical formula Ni(NO₃)₂? 2 1 6 3
504
views
Open Question
Valproic acid, used to treat seizures and bipolar disorder, is composed of C, H, and O. A 0.165-g sample is combusted to produce 0.166 g of water and 0.403 g of carbon dioxide. If the molar mass is 144 g/mol, what is the molecular formula?
259
views