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Chemistry
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Explain what is meant by a saturated hydrocarbon

A saturated hydrocarbon is a molecule made up of hydrogen and carbon only and only contains single carbon to carbon bonds.

Answered by Niamh D. Chemistry tutor
4025 Views

What is the intermolecular force involved in secondary protein structure?

Hydrogen bonding

Answered by Niamh D. Chemistry tutor
1626 Views

Why is the first ionisation energy of Potassium less than Sodium?

The first ionisation energy is the energy required to move one mole of electrons from one mole of atoms in its gaseous state.
The outer electron in Potassium is in the 4s orbital, which is further aw...

Answered by Abida R. Chemistry tutor
25000 Views

Calculate the mass, in grams, of CH3CH2NH2 produced from 32.9 g of CH3CH2I reacting with an excess of NH3 assuming a 70.0% yield.

To tackle any question like this, you should first write out the reaction formula (I would do this on the whiteboard). You can see from this that the ratio between the reactant and product is 1:1. You can...

Answered by Rob B. Chemistry tutor
3465 Views

Calculate the pH of the following solutions: 0.002 mol/dm^-3 KOH

pH by definition is given as -log10(cH+) or log10(1/cH+), where cH+ is the concentration of the H+ ions in the solution.Similarly, pOH= -log10

Answered by Csaba B. Chemistry tutor
8764 Views

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