Quiz
AQA (9-1) Topic 3
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Fragen in diesem Quiz (10)
1Calculate the formula mass of NaNO₃ (RAM Na=23, N=14, O=16)
- A53
- B113
- C85
- D159
2James burns 0.7 g of magnesium in air. What will be the most likely mass after heating?
- A0.7 g
- B0.64 g
- C0.76 g
- D0.0 g
3HCl is added to Mg in a flask. After 70 seconds all the hydrogen had been released, and there was no more Mg left. Which chemical was the limiting reagent?
- AHCl
- BMg
- CHydrogen
- DMagnesium chloride
4Calculate the relative formula mass of calcium hydroxide (RAM Ca=40, O=16, H=1): [blank_start]74[blank_end]
- A74
50.020 moles of calcium nitrate was dissolved in 160 ml of water. Calculate the concentration: [blank_start]0.125[blank_end] mol/dm3
- A0.125
6This equation is balanced
- ARichtig
- BFalsch
7Balance the following equation (use the numbers 1, 2, or 3 to fill the blanks)
[blank_start]1[blank_end]N2 + [blank_start]3[blank_end]H2 --> [blank_start]2[blank_end]NH3
- A1
- B3
- C2
8An empirical formula is the [blank_start]simplest[blank_end] whole number ratio of [blank_start]atoms[blank_end] in a substance.
- Asimplest
- Batoms
9The resolution of a measuring instrument is the smallest change in a quantity that gives a change in the reading that can be seen.
- ARichtig
- BFalsch
10The law of conservation of mass states that [blank_start]no[blank_end] atoms are lost or made during a chemical reaction so the mass of the products [blank_start]equals[blank_end] the mass of the reactants.
- Ano
- Bequals
Informationen
- Beschreibung
- GCSE Chemistry (AQA) Quiz am AQA (9-1) Topic 3, erstellt von https:// revisechemistry.uk am 29/01/2018.
- Sprache
- English
- Aufrufe
- 2.710
- Schlagwörter
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