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Why does the reactivity of group 1 elements increase as you go down the group?

Group 1 metals all have one electron in their outer shell. When they react they form positive metal ions by losing this electron. Since there is only one electron to lose, group 1 metals are all extrememe...

PH
25123 Views

How and why does an increase in temperature effect the rate of an enzyme substrate reaction?

As temperature increases up to the optimal temperature for the enzyme, the rate of reaction will increase at a steady rate because the kinetic energy of the enzyme and substrate molecules increases, so th...

ES
Answered by Edward S. Biology tutor
2772 Views

How do I answer a legal problem question?

Remember I-P-A!

(1) ISSUE: which area of law does the question concern? What does the party you are acting for wish to achieve? 

E.g. "C ...

MJ
Answered by Megan J. Law tutor
5245 Views

How is heart rate controlled?

It can be controlled by hormonal or neuronal (from the nervous system) input. To increase the heart rate, during a fight or flight situation for example, adrenaline may be released from the adrenal glands...

GM
Answered by Grace M. Biology tutor
5635 Views

If Tom flips a coin 3 times, what is the probability the result are heads, heads, heads, or tails,heads, tails? (assuming we have a fair coin)

This question can be solved using a tree diagram. First we need to map out the two possible outcomes from the question:

H=heads T= tails. The first scenario is HHH, as the probability of H each tim...

RB
Answered by Ross B. Maths tutor
4267 Views

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