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Chemistry
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Can you give and explain the mechanism for the reaction between aqueous Sodium Hydroxide (NaOH) and Chloroethane at room temperature? What is a competing reaction which may occur and how would you promote this reaction?

Chlorine is highly electronegative and hence electron withdrawing (briefly ask them what electronegativity is to make sure they're completely comfortable with the concept), so the carbon its directly atta...

Answered by Ned D. Chemistry tutor
6512 Views

State and describe the structure, bonding and properties in Sodium Chloride.

Sodium chloride is an ionic compound. It is made of sodium ions which have lost an electron to become positively charged (Na+) and chloride ions which have gained an electron to become negatively charged ...

Answered by Vianka R. Chemistry tutor
48101 Views

What is a exothermic reaction?

An exothermic reaction is one where the products have less energy than the starting reactants.  This means the reaction must give out energy, usually in the form of heat or sound.  As a result of this, H ...

Answered by Fraser P. Chemistry tutor
3464 Views

For the following reaction, you obtained 7.2 g of sodium sulfate, starting from 10 g of sulfuric acid. Sodium hydroxide is in excess. What is the % yield? H2SO4 + 2NaOH → Na2SO4 + 2H2O

  1. Identify the limiting reagent: you have been told sodium hydroxide is in excess, so you know sulfuric acid is the limiting reagent

  2. Calculate the moles of the limiting reagent: ...

Answered by Rachel B. Chemistry tutor
2893 Views

Crude oil is a fossil fuel - what is a fossil fuel and how is crude oil separated into its fractions?

A fossil fuel is a substance like coal, oil, or natural gas formed from decayed plant or animal remains which can be burned to produce energy and power. Crude oil is separated by fractional distillation -...

Answered by Ella S. Chemistry tutor
3022 Views

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