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In terms of electron transfer describe what happens when one atom of calcium reacts with two atoms of chlorine and give the ions that are formed.

When these atoms react together Calcium chloride, CaCl 2 , is formed. Calcium atoms have two electrons in their outer shell, which can be determined from the fact they are in group 2 of the periodic table. C...
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Answered by Lauren M. • Chemistry tutor
14589 Views

How do I form the perfect tense in French?

The perfect tense is used in French to described completed actions in the past, such as 'I ate an apple' or 'I have done my homework' .e.g. Je mange une pomme = I eat an apple (present tense) // J'ai mangé u...
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Answered by Hannah V. • French tutor
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What is the role of insulin in the body?

Insulin is a hormone released by the pancreas in response to high glucose levels in the blood. It primarily acts to reduce blood glucose levels. It does this by signalling muscle and fat cells to take in glu...
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Answered by Sophie B. • Biology tutor
6467 Views

Explain the way in which Anti Diuretic Hormone regulates the water content of blood

How much water is in blood is defined by its osmolarity, i.e. how concentrated solutes such as sodium ions are in the blood. The pituitary gland in the brain releases ADH (Anti Diuretic Hormone) if there is ...
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Answered by Jamie W. • Biology tutor
3322 Views

Qu'aime-tu faire pendant tes vacances?

Pendant mes vacances, j'aime passer du temps avec ma famille et mes amis. Par exemple, je vais à la piscine si il fait beau et j'y passe l'après-midi. Si il pleut, je vais au cinéma ou au musée. J'aime aussi...
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Answered by Evelyn A. • French tutor
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