Calculate the molecular mass of the following: (i) H2O (ii) CO2 (iii) CH4 Answer H2O: The molecular mass of water, H2O = (2 × Atomic mass of hydrogen) + (1 × Atomic mass of oxygen) = [2(1.0084) + 1(16.00 u)] = 2.016 u + 16.00 u = 18.016 = 18.02 u CO2: The molecular mass of carbo...
[Show more]
ENJOY CHEMISTRY 1.SOME BASIC CONCEPTS OF CHEMISTRY Some Important Points and Terms of the Chapter 1. Anything which has mass and occupies space is called matter. 2. Matters exist in three physical states viz. solid, liquid and gas. 3. In solids, these particles are held very close to each o...
Preview 2 out of 6 pages
Add to cartENJOY CHEMISTRY 1.SOME BASIC CONCEPTS OF CHEMISTRY Some Important Points and Terms of the Chapter 1. Anything which has mass and occupies space is called matter. 2. Matters exist in three physical states viz. solid, liquid and gas. 3. In solids, these particles are held very close to each o...
Preview 2 out of 5 pages
Add to cartXI Chem Ch1 Some Basic Concepts Of Chemistry...
Class XI Chapter 1 – Some Basic Concepts of Chemistry Calculate the molecular mass of the following: (i) H2O (ii) CO2 (iii) CH4 Answer H2O: The molecular mass of water, H2O = (2 × Atomic mass of hydrogen) + (1 × Atomic mass of oxygen) = [2(1.0084) + 1(16.00 u)] ...
Preview 3 out of 24 pages
Add to cartClass XI Chapter 1 – Some Basic Concepts of Chemistry Calculate the molecular mass of the following: (i) H2O (ii) CO2 (iii) CH4 Answer H2O: The molecular mass of water, H2O = (2 × Atomic mass of hydrogen) + (1 × Atomic mass of oxygen) = [2(1.0084) + 1(16.00 u)] ...
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Stuvia is a marketplace, so you are not buying this document from us, but from seller Accurate. Stuvia facilitates payment to the seller.
No, you only buy these notes for $18.99. You're not tied to anything after your purchase.
4.6 stars on Google & Trustpilot (+1000 reviews)
83225 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now
