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What is the volume of carbon dioxide released at room temperature and pressure when 6.2 g of copper carbonate reacts with excess dilute sulfuric acid?

Background Information This is a neutralisation reaction between an acid (sulfuric acid) and a base (copper carbonate). When a carbonate reacts with an acid, the products are a salt, carbon dioxide and water...
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Answered by Andreas O. • Chemistry tutor
11255 Views

Evaluate policies the government can use to increase the rate of economic growth.

Start by defining key terms "rate of economic growth" - the annual percentage increase in real GDP, which is one of the government's main macroeconomic objectives. I would approach this question by...
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Answered by Oliver W. • Economics tutor
13587 Views

How do I form the conditional?

It's easier than you think! The basic rule for forming the conditional is ' future stem + imperfect tense ending'. So to form the conditional you need to take the future stem (which is usually the infinitve)...
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Answered by Jess L. • French tutor
2846 Views

Find the magnitude of the force on an electron that is travelling with velocity 2 x 10^4 ms^(-1) in the x direction through a uniform magnetic field of strength 2T in the y direction.

This question tells us we only need to consider the magnitude of the force, and since the magnetic field and electron's velocity are perpendicular, we can simply use the equation F = Bqv. We have B = 2 T , q...
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Answered by Sally H. • Physics tutor
18438 Views

What are the examiners looking for? What is "good" essay technique?

Hi there! This is a great question as it shows you are aware that the exam isn't just about knowledge. In Edexcel Religious Studies, the main aim of your essays is to convey both content and the fact you hav...
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