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Chemistry
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What happens to the reactivity of Group 1 elements going down the group and describe why that trend occurs?

The reactivity of Group 1 elements increases down the groupAs the atom becomes larger so the attraction between the positive nucleus and negative electron becomes weaker. Shielding also increases meaning ...

EM
Answered by Euan M. Chemistry tutor
2308 Views

What is the pH of 0.10 mol.dm^(-3) sodium hydroxide solution, NaOH?

To calculate the pH of a solution/compound, we can use the equation: pH = - log10[H+]Within the sodium hydroxide solution, you would observe Na + and OH - ions so in order to find the concentra...

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Answered by Simran S. Chemistry tutor
19357 Views

How do I tackle Kc questions?

I like to use something called the ICE method:I = initial moles C = Change in molesE = equilibrium moles once you draw the ICE table with the formula on top you simply fill in the blanks. Now remember, i...

Answered by Chemistry tutor
1872 Views

Explain the difference between an unsaturated and saturated compound.

An Unsaturated compound has a double carbon to carbon bond I.e) C=C where as a saturated compound has a single carbon to carbon bond like this C-C.

Answered by Chemistry tutor
4061 Views

What is fractional distillation and how does it work.

Fractional distillation uses a fractional distillation tower, split into different layers each with a different temperature. It is used to sperate crude oil into the many different fuels used commonly in ...

Answered by Chemistry tutor
1930 Views

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