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Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions

 

Chemical Measurements (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'Chemical Measurements' from the broader topic Quantitative Chemistry. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

If a solution has concentration 35.2 g/dm3 and you take 25.0 cm3 of it, how many grams of solute are in that 25.0 cm3?
A solution of NaCl has concentration 0.602 mol/dm3. What mass (g) of NaCl is present in 0.500 dm3? (Mr NaCl = 58.5)
25.00 cm3 of hydrochloric acid is titrated with 23.50 cm3 of 0.100 mol/dm3 barium hydroxide. The reaction is 2HCl + Ba(OH)2 ? BaCl2 + 2H2O. What is the concentration of HCl?
What volume (in dm3) of any gas at room temperature and pressure is produced by 0.500 mol of the gas? (Use 1 mol = 24 dm3)
A sample contains 5.80 g of iron (Ar = 58.0). How many moles of iron are present?
A compound contains 40.0% C, 6.7% H and 53.3% O by mass. What is its empirical formula?
How many moles of gas are present in 150 cm3 at room temperature and pressure?
What is the number of moles in 25.0 cm3 of a 0.100 mol/dm3 solution?
Which of the following is the correct expression for percentage yield?
What volume (in dm3) of CO2 is produced by 4.80 g of CO2 at room temperature and pressure? (Mr CO2 = 44.0; 1 mol gas = 24 dm3)
What percentage by mass of nitrogen is in ammonium nitrate, NH4NO3? (Ar: N = 14.0, H = 1.0, O = 16.0)