Explain the following ? Isotope, Isobars, Stable configuration, Electronic Theory of Valency, Valency
2 11250Post New General Chemistry Questions
What is polar hcl?
How is the measurement of ph made?
What is an indicator electrode?
What is iron ore consists of?
What is si unit of viscosity-coefficient?
What is the resulting solution when benzene and toluene are mixed ?
Mention a few advantages of photoelectric colorimetric determination.
describe the lewis dot structure of Mg2+?
What is dextro-rotatory and levo-rotatory?
What is the purpose of adding urea?
Differentiate between organic and inorganic chemistry?
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Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?
Why is estimation of copper done at 620 nm wave length?
Why is acetic acid added?