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Expand (2x+4)(x-3)

2x^2 - 2x - 12
AS
Answered by Amy S. • Maths tutor
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Compare anaerobic respiration in a yeast cell with anaerobic respiration in a muscle cell (3 marks)

READ the question - Anaerobic respiration in both 3 marks = give 3 differences/similaritiesyeast produces ethanol but muscles produce lactic acid (difference 1)yeast produces CO2 but muscles do not (MUST mak...
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Answered by Amy S. • Biology tutor
3100 Views

Is a strong acid the same as a concentrated acid?

They sound like they should mean something similar! However, chemistry uses words very carefully, and these words have very specific meanings. Strong acids completely dissociate in water. Hydrochloric acid (...
KB
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When is the imperfect tense used in French and how is it formed?

The imperfect tense is used to talk about the past. There are several uses which include: -I used to (+ verb) to show habits/routines in the past e.g. I used to go swimming 3 times a week e.g. I used to have...
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Answered by Sophia N. • French tutor
2601 Views

a) State the electronic configuration of a chlorine atom. b) Describe the bonding and the phase of chlorine at room temperature.

a) 2.8.7 (A chlorine atom has 17 protons and therefore 17 electrons. The first shell holds 2 electrons, and those after hold 8 electrons) b) Chlorine exists as a diatomic molecule at room temperature. This m...
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Answered by Ben R. • Chemistry tutor
9598 Views