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Chemistry
All levels

How do you calculate the number of moles of CO2 molecules if the mass is 22g

Firstly, you need to understand that mass= moles x relative formula mass. Using this equation and the understanding of the periodic table, you can work out the relative atomic mass of carbon which is 12 a...

CC
16761 Views

Define the three types of chemical bonding.

Ionic bonding occurs between metallic and non-metallic atoms. Electrons are transferred from metal atoms to non-metal atoms. This results in positively charged metal ions and negatively charged non-metal ...

EP
Answered by Ellie P. Chemistry tutor
3184 Views

Will a solid ionic compound conduct electricity ?

Electricity is conducted by electrons or ions. In order for an ionic compound to conduct electricity, the ions must be able to move freely and carry the charge throughout the solution. A solid ionic compo...

SR
Answered by Sabah R. Chemistry tutor
2207 Views

describe the structure of graphite

giant covalent structureintralayer forceseach C atom joins to 3 other Cs by covalent bondsinterlayer forcesatoms form layers with a hexagonal arrangement between atomsweak interlayer forces

WQ
Answered by Wesley Q. Chemistry tutor
1796 Views

Explain why Sc3+(aq) is colourless, while Ni2+(aq) is green.

Colour arises due to partially filled d-orbitals. D-orbitals are split into two sub-orbitals with slightly different energies. When an electron in the lower energy d sub-orbital absorbs light, it moves up...

CA
19488 Views

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