Exercise 6.3
Reactions of metals with dilute acids
The exercise will give you practice in plan...
Exercise 6.3
Reactions of metals with dilute acids
The exercise will give you practice in planning a fair investigation.
investigation into the reactivity of different
Michelle and Justin are carrying out an
metals with dilute acids. They place a small piece of each metal into a test tube of
acid and observe the reaction.
1 How can they tell that a reaction has taken place?
2 How can they tell which metal is more reactive?​
Answers: 1
Chemistry, 21.06.2019 21:10
How is 0.00235 expressed in proper scientific notation? a. 2.35 × 10-3 b. 0.235 × 10-2 c. 2.35 d. 2.35 × 103
Answers: 1
Chemistry, 22.06.2019 08:00
Will give ! what are the advantages and disadvantages of nuclear power? check all that apply. one advantage of nuclear energy is that it does not produce carbon dioxide emissions. storage of nuclear waste is a short-term problem associated with nuclear energy. the problem with uranium mining is that a large quantity of uranium must be extracted to meet energy needs because the energy release from uranium fission is so low. safe operation of a nuclear power plant can be jeopardized by a human mistake.
Answers: 1
Chemistry, 22.06.2019 16:40
Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg
Answers: 3
Mathematics, 05.05.2020 17:07
Mathematics, 05.05.2020 17:07
Physics, 05.05.2020 17:07
Chemistry, 05.05.2020 17:07
Biology, 05.05.2020 17:07
Biology, 05.05.2020 17:07
Mathematics, 05.05.2020 17:07
Biology, 05.05.2020 17:07
Biology, 05.05.2020 17:07
Mathematics, 05.05.2020 17:07
Mathematics, 05.05.2020 17:07
English, 05.05.2020 17:07
Mathematics, 05.05.2020 17:07