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The chemical formula for water is H2O, and this means it contains 2 hydrogen atoms and 1 oxygen atom. If you then look at the periodic table and find the relative atomic mass for each element y...
J'aime passer du temps avec mes amis. Nous aimons aller en ville ensemble et aller au cinéma. Je suis proche avec ma famille. J'adore promener mon chien avec ma mère. Mes passe temps préférés sont la lect...
Fractional distillation is used to separate crude oil into its constituent fractions (e.g. petrol, naphtha etc. - names not required)Crude oil is heated to a high temperature and most is ...
Answer:A dead or inactive or weak form of pathogen is introduced. (Don't say Germ)This stimulates white cells / lymphocytes / leucocytes - B and T cells (not phagocytes)to produce antibodies. Antib...
Firstly, decide whether the pronouns in the text are inclusive or exclusive. Pronouns such as ‘you’ and ‘we’ can be used inclusively to involve the reader in the text. For example, imagine a poster with t...
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