Chemistry, 24.12.2019 12:31 panpanriser76
Explain why iron structures need protection from corrosion while aluminium structures do not?
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Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread
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Chemistry, 23.06.2019 05:00
Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
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Chemistry, 23.06.2019 06:00
What are the coefficients to balance the following equation? ba+br2=babr2
Answers: 2
Explain why iron structures need protection from corrosion while aluminium structures do not?...
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