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In the labratory you are given 1.5g of butyl butanoate ester C8H16O2. (i) Draw the functional group of this compound. (ii) What is the emperical formula of the compound. (iii) What is the molar mass of the compound? (iv) How many moles were you given

(i) Ester functional group RCOOR(ii) The emperical formula is the simplest whole number ratio of atoms in a compound therefore C4H8O(iii) The molar mass is C (12 x 8) = 96 H (1 x 18) = 18 O (2 x 16) = 32M...

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Answered by Helen H. Chemistry tutor
1908 Views

Describe what is meant by the term mutualistic symbiotic relationship and provide an example of one.

A mutualistic symbiotic relationship is a relationship between 2 different species where both species benefit. For example, the relationship between a plant and its pollinators is a mutualistic symbiotic ...

HD
Answered by Heather D. Biology tutor
1258 Views

Simplify the following fraction - Numerator = 2(8-k) + 4(k-1) Denominator = k^2 - 36

The first task is to multiply out the brackets in the numerator. By doing this, we find that the numerator is equivalent to "12 + 2k". We should now simplify the denominator. We can convert it i...

ML
Answered by Matteo L. Maths tutor
3129 Views

Assess the impact of minimum wage legislation on a developing economy.

An increase of a National Minimum Wage (NMW) increases living standards of the population by increasing their spending power. This, will cause demand for consumer products to increase, causing GDP to incr...

RQ
Answered by Rory Q. Economics tutor
1786 Views

Describe and explain how a constant rate of fission is maintained in a reactor by considering what events or sequence of events may happen to the released neutrons. (6 marks)

In one fission reaction 2 or 3 neutrons are released at once, to ensure the effectiveness and the safety of the reaction this must be controlled. A neutron is first slowed down by a moderator, which is us...

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Answered by Laura L. Physics tutor
3127 Views

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