8 Answered Questions for the topic Chemisrty

Chemisrty

03/27/18

Explain the electrolysis of molten magnesium chloride. (6 marks)
I have a mock exam tomorrow and would really appreciate if someone could help with this question I am struggling with (to get full marks)
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03/19/18

what is the difference between saturated and unsaturated hydrocarbon
please help me i am unable to get the solution
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Chemisrty

03/07/18

the reaction of 1.462 mol CaCl2 with 2.010 mol Na2CO3 will theoretically produce how many moles of CaCO3?
I am given moles and I always set the problem up wrong to find the moles of the product.
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Chemisrty

02/27/17

The half-life of the radioisotope carbon-14 is 5730 years. How much C-14 will be left after 3 half-lives, if the initial amount is 100.0 g?
I need help with this research question.
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Chemisrty

01/12/17

In the reaction A + B → CD, the mass of CD is 100 g and the mass of A is 75 g. What is the mass of B?
need help! 
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11/23/16

Calculating Enthalpy in a Calorimeter Experiment
When 25.0 mL of 1.0 M H2SO4 is added to 50.0mL of 1.0M of NaOH at 25.0 degrees C in a calorimeter, the temperature of the aqueous solution increases to 33.9 degrees C. Assuming that the specific... more
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Chemisrty

09/04/14

combining equinola quantities of the strong acid HCL & the strong base NAOH is an example of what type of reaction?
is it neutrallization
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Chemisrty Chemistry

11/25/12

what is a secondary carbon?
Im not 100% sure of what is a secondary carbon or how i can identify one. the question was which of the following molecules are made up of only secondary carbons toluene 1,2... more
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