4 simple chemistry questions relating avogadro number and ph
Not what you're looking for?
i) What is the mass of 1.00 mol of CH2Cl2?
ii) How many atoms of sodium are there in 1.00 mol of sodium?
iii) How many hydrogen atoms are there in 3.75 mol methane (CH4)?
iv) Give an example of a physical change involving colors.
Purchase this Solution
Solution Summary
The solution provides detailed explanations and answer for the problem regarding simple chemistry questions.
Solution Preview
i. Molecular weight of CH2Cl2 = 12+2+71=85(g/mol)
So 1 mol of CH2Cl2 will have the weight of 85g.
ii. 1 mol of a substance will have 6.022x 10^23 atoms. ...
Purchase this Solution
Free BrainMass Quizzes
Organic Chemistry Naming: Alkanes
This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.
General Chemistry - Classification of Matter
This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.
Thermochemistry
The quiz helps in revising basic concepts about thermochemistry.
Match Elements with their Symbols
Elements are provided: choose the matching one- or two-letter symbol for each element.
Functional groups in Organic Chemistry
You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.