Top answers

What is the most effective way to balance redox equations which include hydrogen and oxygen?

The first thing you must do is balance all atoms on either side of the equation besides hydrogen and oxygen. Secondly add water to the side which is oxygen defecient to balance out the atoms of oxygen on eit...
EC
Answered by Euan C. • Chemistry tutor
2048 Views

What are 3 characteristics of Benzene that go against the proposed Kekule model?

The Kekule model states Benzene consists of 3 pairs of alternating double C=C and single C-C bonds. A typical C=C bond would readily react with bromine to produce a dibromo-alkane and therefore would react w...
CG
Answered by Chris G. • Chemistry tutor
5834 Views

examiners can ask us to design an experiment in order to explore an aspect of ecology. How would I go about doing this?

Name the exact type of equipment used i.e. belt or line transect; frame, open or point quadrat. The answer to this will relate to the aims of the study. Trancsects are useful for studying changes over differ...
MF
Answered by Matthew F. • Biology tutor
2986 Views

What are the possible effects of complete kidney failure on the blood?

Increase in blood concentration of: urea and electrolytes high blood pressure and fluid overload Decrease in blood cells and large proteins due to indiscriminate loss.
AW
Answered by Alice W. • Biology tutor
3449 Views

Bill buys 8 identical cricket balls. The total cost is £169.04 Work out the total cost of 19 of these cricket balls. (Calculator allowed).

Start by identifying the cost of one cricket ball: £169.04 ÷ 8 = £21.13 Next multiply this by the number of cricket balls he wants to buy: £21.13 x 19 = 401.47 The total cost of 19 cricket balls is £401.47
GJ
Answered by George J. • Maths tutor
3625 Views