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What is an emulsion? and give some examples

Emulsions are solutions of water and oil. With small droplets of one suspended in the other.Common examples of emulsions:- Mayonnaise, Milk (oil droplets in water)- Butter, Margarine (water droplet...

Answered by Nathan L. • Chemistry tutor

18701 Views

How do you make calcium hydroxide (Ca(OH)2) from Calcium carbonate (CaCO3) and what are the equations.

Thermally decompose the calcium carbonate:CaCO₃-> CaO + CO₂Now mix the CaO with water:CaO + H₂O -> Ca(OH)₂

Answered by Nathan L. • Chemistry tutor

21084 Views

Integrate (x^3 - x^2 - 5x + 7) with respect to x.

Remember to integrate you +1 to the power and divide by the new power:(x³⁺¹/3+1) - (x²⁺¹/2+1) - 5(x¹⁺¹/1+1) + 7(x⁰⁺¹/0+1) + CDONT FORGET YOUR CONSTANTx⁴

Answered by Nathan L. • Maths tutor

5010 Views

What is Le Châtelier's principle?

Le Châtelier's principle is that when a system has reached a dynamic equilibrium the position of equilbrium will move to resist any change that is imposed on it.

For exampl...

Answered by Thomas G. • Chemistry tutor

4753 Views