Gcse chemistry drinking water
WebMay 31, 2024 · In today's vid, you'll learn:- What potable water is- How we can get it by …
Gcse chemistry drinking water
Did you know?
WebSulfur dioxide. Sources: combustion of fossil fuels - especially coal; Fossil fuels are often contaminated with small amounts of sulfur impurities When these contaminated fossil fuels are combusted, the sulfur in the fuels get oxidised to sulfur dioxide S (s) + O 2 (g) → SO 2 (g). Adverse effects: acid rain which causes corrosion to metal structures, buildings and … WebOct 2, 2024 · File previews. pptx, 369.45 KB. Presentation outlining the key specification …
Webheat the evaporating basin, over a water bath, using a Bunsen burner. continue heating … WebCollect about 75 cm 3 of soap solution in a small beaker.; Set up a burette and, using the small funnel, fill it with soap solution. Use a measuring cylinder to measure out 10 cm 3 of one of the samples of water from the list below into a conical flask: . Rain water (solution A)
WebSulfur dioxide. Sulfur dioxide is a colourless, pungent smelling gas that is a major air pollutant responsible for acid rain The sulfur dioxide released mixes with clouds and readily dissolves in rainwater SO 2 is a non-metal oxide so it forms an acidic solution in water, hence forming acid rain; Sources: combustion of fossil fuels - especially coal WebDrinking water is ‘potable water’. Potable water is another name for drinking water. This water has low levels of dissolved salts and microbes. Potable water contains dissolved substances. Potable water is not ‘pure’ water, because it contains dissolved substances. Download Free GCSE Chemistry Notes.
WebPotable water should have the following characteristics: Have a pH between 6.5 and 8.5. …
WebEvaluation. Although water fluoridation greatly benefits us as it reduces tooth related problems, the disadvantages outweigh the advantages and also the right to free will and choice is removed as water fluoridation is not our choice but concerns us. Chemistry. Water hardness and solubility. GCSE. how to check your sync software versionWebWater in Chemical Analysis. Most chemical investigations involve the use of water at … how to check your sugar level at homeWebWater has a boiling point of 100 °C and a melting point of 0 °C. Mixtures have a range of melting and boiling points as they consist of different substances that melt or boil at different temperatures. Melting and boiling points data can therefore be used to determine the purity of water. Impurities tend to increase the boiling point of water ... how to check your submitted google formsWebGCSE Chemistry (Single Science) Air and water learning resources for adults, children, … how to check your surface modelWeb2 Do not write outside the box (02) G/Jun15/CH3FP Answer all questions in the spaces provided. 1 This question is about drinking water. 1 (a) The flow diagram in Figure 1 shows how water is made suitable for drinking. Figure 1 Water in reservoir Filtered Sterilised Drinking water 1 (a) (i) What is removed when the water is filtered? [1 mark] Tick ( ) … how to check your system is 64 bit or 32 bitWebagricultural waste water may contain fertilisers or pesticides which can disrupt sensitive ecosystems. Sewage treatment involves the following steps: screening and grit removal to remove large particles. sedimentation allows tiny particles to settle out from still water, which produces sewage sludge and effluent (the liquid which remains on top ... how to check your system informationWebNov 7, 2024 · This video relates to the OCR Gateway (9-1) GCSE Chemistry specification which will be examined for the first time in 2024. Check out more of our OCR GCSE sc... how to check your tax online