Daily Practice - 13+ Common Entrance
Common Entrance english, maths and science.
17th April 2016
- 1Chemistry: Materials
A pupil finds the volume of an irregular stone using a measuring cylinder. The water level rises from 35 cm^3 to 52 cm^3 when the stone is added. The stone has a mass of 42.5 g. Calculate the density of the stone, giving your answer to 2 significant figures.
- 2Chemistry: Acids, Reactions and the Periodic Table
State whether a solution with pH 3 is acidic, neutral, or alkaline.
- 3Chemistry: The Periodic Table and Separating Mixtures
State one physical property that distinguishes a typical non-metal from a typical metal.
- 4Chemistry: Reactions, Energy and Rates
State two factors, other than using a catalyst, that increase the rate of a reaction between a solid and a solution.
- 5Chemistry: Metals, the Reactivity Series and Environmental Chemistry
State one way that painting a garden gate helps to prevent it from rusting.
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