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(a). Firstly, pull out useful information . λ=656.3nm Secondly, identify relevant equation and rearrange to find frequency. λ=c/f => f=c/λ Calculate frequency using the given values (c=310^8 m/s), ...
There are two reasons: increasing atomic size and increasing shielding effect.Increasing atomic size - As you go down the Group, the atom size becomes larger, therefore the electron that must be rem...
To answer a describe question, you must make statements containing facts which answer the question. For each correct statement that you make, you will receive 1 mark. You can also develop points by adding...
A conformer is an organism which is unable to regulate its own internal temperature, therefore, it's internal environment is dependent upon its external environment (e.g. lizards). Whereas a regulator is ...
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 ...
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