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What mass of calcium carbonate would you need to react with dilute hydrochloric acid to produce 10 g calcium chloride?

Equation: CaCO3 + 2HCl --> CaCl2 + CO2 + H2O [Ca40.1 C12 O16 Cl35.5]ANSWER: 9.1 g

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Answered by Sam H. Chemistry tutor
2987 Views

How successfully did Henry VII use foreign policy to secure his dynasty


Dynastic security Henry VII as a usurper with a weak claim to the throne, had to secure his dynasty by using foreign policy. Initially he found success in organising a marriage between Arthur...

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Answered by Abu L. History tutor
26229 Views

Whats a good way to start when analysing an extract of writing?

When analysing an extract i would begin by unpicking the question. For example, if the question asks how the writer portrays a specific theme through the use of devices, i may write out each device; langu...

PD
5697 Views

With reference to one case study, explain the localisation of function in the brain (short answer question)

Localisation was first discovered in the 1800's by physicians Broca and Wernicke who did autopsies on patients who had several language difficulties before their deaths. Localisation is defined as specifi...

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Answered by Lina I. Psychology tutor
2940 Views

Can you describe the gross external structure of the kidney?

Gross Structure of the Kidney: The urinary system of the human body consists of two kidneys, one left and one right. Continuing from the kidneys are two

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Answered by Anganile M. Biology tutor
2599 Views

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