An ampoule contains 45 cm345\text{ cm}^345 cm3 of liquid bromine. The density of liquid bromine is 3.12 g/cm33.12\text{ g/cm}^33.12 g/cm3. Calculate the mass of the bromine in the ampoule. Use the equation: density=massvolume\text{density} = \frac{\text{mass}}{\text{volume}}density=volumemass.
53 exam-style questions on AQA GCSE Chemistry 3.1 Chemical measurements, conservation of mass and the quantitative interpretation of chemical equations, covering 3.1.1 Conservation of mass and balanced chemical equations, 3.1.2 Relative formula mass, 3.1.3 Mass changes when a reactant or product is a gas, and 3.1.4 Chemical measurements. Each one has a worked solution and a mark scheme showing where the marks go.