Top answers

Chemistry
All levels

How can you determine the shape of water?

Water consists of two hydrogen atoms covalently bonded to an oxygen atom, the atoms oxygen has 6 outer shell electrons, and wach hydrogen donates one, this results in the structure having 8 electrons, mea...

Answered by JOSHUA M. Chemistry tutor
1863 Views

What are the oxidation numbers of each element in these examples: a) H2SO4 b) N2 c) NH4+

a) H2SOANSWER: H: +1 S: +6 O: -2 b) NANSWER: N: 0 (all elements not within a compound have an oxidation number of 0 eg I2, O2, K) c) NH4

Answered by Georgia B. Chemistry tutor
1901 Views

What is equilibrium in regards to chemical reactions?

A + B -----> AB In the chemical reaction above, reactant A reacts with reactant B to form product AB. However, it is a common misconception that this reaction only goes in the forward direction (which ...

Answered by Beatrice H. Chemistry tutor
2582 Views

c) What does the rate of reaction depend on? (2 marks)

  1. Collision frequency of reacting particles
  2. Energy transferred during the collision
Answered by Claire P. Chemistry tutor
2075 Views

b) What 3 factors can increase the rate of reaction? (3 Marks)

b) A catalysis, increased temperature, increased concentrationb

Answered by Claire P. Chemistry tutor
2063 Views

We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences