Top answers

What is an acid and what is the difference between and strong and weak acid

An acid is a proton donor. The acid molecule may have one or more protons that it can lose depending on its structure, however generally the second proton is much less acidic (meaning that it is lost much le...
LS
Answered by Lea S. • Chemistry tutor
3522 Views

Expand and simplify (3 + 4*root5)(3 - 2*root5)

Using FOIL to expand the brackets we get 9 - 6 root5 + 12 root5 + 8*root5^2 Square rooting then squaring a number cancels out, so we are left with 8*5 or 40 for the last term. Simplify to give 9 + 6*root5 + ...
CM
Answered by Callum M. • Maths tutor
4652 Views

Name the two types of social influence and why they lead to conformity

Normative social influence- due to tthe wish to fit in to a group and be liked informative social influence- due to lack of understanding
CB
6633 Views

What are the different cases in german and what do they stand for?

There are 4 different cases in the German language: nominativ, akkusativ, dativ and genitiv. The most basic and the one every student starts learning is the nominativ, which basically corresponds with the su...
VD
Answered by Valeria D. • German tutor
2275 Views

,Berlin war und ist auch heute wieder die Kulturhauptstadt Deutschlands'. Wie zutreffend findest du diese Behauptung, und welche Gründe gibt es dafür?

Als ehemalige ,Berlinerin' stimme ich unbedingt mit dieser Aussage zu. Alles was man brauchen könnte, findet man da- mit so viel interessante Geschichte, woraus man schöpfen kann, könnte man nie behaupten, d...
AB
Answered by Alice B. • German tutor
3036 Views