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You are writing about your plans to make your town more environmentally friendly.

Aujourd'hui, de nombreux problèmes liés à l'environnement sont à considérer. En effet, on assiste à un grand nombre d'éléments alarmants qui laissent entendre qu'il est nécessaire de prendre des mesure rapid...
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Answered by Lola S. • French tutor
2944 Views

name 3 organelles that are present only in plant cells

cell wall, vacoule, chloroplasts
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Answered by Sagar S. • Biology tutor
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What is the difference between moles and molar?

Lets start with what a concentration is. Concentration is the amount of something in a volume. For example, 1 gram of sugar in one litre of water is 1 gram per litre. This can be written as 1g/L (the divisio...
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Answered by Ben R. • Chemistry tutor
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The nth term of a sequence is 7n-4. Write down the 4th term and the 10th term of the sequence. The first four terms of a different sequence are 9, 13, 17, 21. Find an expression for the nth term of this sequence.

The nth term of a sequence means that when we substitute the value of n in to the equation, we find that term. So to find the 4th term in the sequence, we substitute 4 in for n. 7(4)-4=28-4=24. The 10th term...
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Answered by Laura T. • Maths tutor
25345 Views

Find the median, mean, and mode of the following set of data: 55, 43, 62, 91, 2, 43, 34, 16, 16.

To find the median, we first need to rewrite the set of data in ascending order of values: 2, 16, 16, 34, 43, 43, 55, 62, 91. We then count how many items are in this list. The median is the item in the midd...
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Answered by Laura T. • Maths tutor
5488 Views