My Shortlisted Essays
Narrow Your Results
Related Keywords
1 - 10 out of 87 Results
Search for "Chemistry"
I am presented with the problem of deriving a method to find out what products are formed in the thermal decomposition of copper carbonate CuCO3. The two possible equations for this reaction are: 1 2CuCO3s Cu2Os + 2CO2g + 1/2O2g 2 CuCO3s CuOs + CO2g ...
Words: 1331 View(s): 27 Comment(s): 0
For this investigation I am reacting magnesium ribbon Mg with Hydrochloric acid HCl I am measuring the rate of reaction between the two, and to do this am measuring the hydrogen given off by the reaction. Magnesium is a shiny silver coloured metal, an element with an atomic...
Words: 3186 View(s): 52 Comment(s): 0
Planning Aim I aim to investigate how temperature affects the rate of the reaction of Calcium carbonate and Hydrochloric acid. I have established that:- Calcium carbonate + Hydrochloric acid = Calcium chloride + Carbon dioxide +water This equation can also be stated using symbols...
Words: 2345 View(s): 68 Comment(s): 0
Determination of the relative atomic mass of Lithium Implementing For all my results I have decided to use three significant figures. This is because the apparatus I was told to use for the experiment gave me results to three significant figures. There was, therefor, no point in calculate...
Words: 1217 View(s): 38 Comment(s): 0
Aims and Objectives : For this experiment, I aim to consider how much the concentration of hydrochloric acid affects the rate of reaction between marble chips and hydrochloric acid, by measuring the amount of carbon dioxide gas produced in a certain duration of time. Apparatus:...
Words: 5598 View(s): 18 Comment(s): 0
Titrations Introduction: In this experiment we are going to be testing to see which antacid tablet works the best in helping us get rid of stomache aches. From our preliminary experiment, the results we got told us that Rennie was the best antacid tablet with the most accurate...
Words: 2086 View(s): 25 Comment(s): 0
The aim of this experiment is to determine the order of the reactivity series by investigating the thermal breakdown of metal carbonates. Hypothesis When a metal is thermally decomposed the bond between the metal and its carbonate carbon and oxygen is removed and the carbonate is released as...
Words: 3214 View(s): 144 Comment(s): 0
The variable that I am going to base my investigation on is the concentration of hydrochloric acid. The concentration of acid is when you change the strength or the weakness of the acid. The concentrations of the acids are measured in moles for example 0.25moles, 0.5moles, 1mole and...
Words: 1519 View(s): 57 Comment(s): 0
Investigating Reaction Rates Problem: To investigate a factor which affects the rate of reaction between magnesium ribbon and hydrochloric acid. Initial Investigation: The reaction that takes place is Magnesium and hydrochloric acid. Magnesium + Hydrochloric Acid „³ Magnesium chloride + hydrogen Mg + HCl...
Words: 1436 View(s): 49 Comment(s): 0
Hypothesis: The higher level of concentration of the sugar solution, the greater reduction of the potato cylinder will be. Prediction: I think that the higher the concentration of the sugar solution, the bigger the length difference will be. This will be because the water molecules will flow out of...
Words: 1623 View(s): 37 Comment(s): 0