Sulphuric acid Study guides, Revision notes & Summaries

When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination - Answer-b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the effort moves a distance of 8m and the efficiency of the machine is 7...

Characteristics of life include: correct answers Growth and metabolism Example of organic biological substances are: correct answers Carbohydrates and fats Examples of mineral substances are: correct answers Paraffin's and petroleum Matter is everything that: correct answers Occupies space and has weight What property does all matter have? correct answers All matter has weight Sublimation is the change of matter from: correct answers A solid to a gas The alternation of the pro...

Characteristics of life include: - Growth and metabolism Example of organic biological substances are: - Carbohydrates and fats Examples of mineral substances are: - Paraffin's and petroleum Matter is everything that: - Occupies space and has weight What property does all matter have? - All matter has weight Sublimation is the change of matter from: - A solid to a gas The alternation of the properties of matter without formation of any new substances is called? - Physical chan...

Characteristics of life include: Correct Answer Growth and metabolism Example of organic biological substances are: Correct Answer Carbohydrates and fats Examples of mineral substances are: Correct Answer Paraffin's and petroleum Matter is everything that: Correct Answer Occupies space and has weight What property does all matter have? Correct Answer All matter has weight Sublimation is the change of matter from: Correct Answer A solid to a gas The alternation of the propertie...

Characteristics of life include: - Growth and metabolism Example of organic biological substances are: - Carbohydrates and fats Examples of mineral substances are: - Paraffin's and petroleum Matter is everything that: - Occupies space and has weight What property does all matter have? - All matter has weight Sublimation is the change of matter from: - A solid to a gas The alternation of the properties of matter without formation of any new substances is called? - Physical change The imm...

which ones are correct? 1. Biological and non-biological substances both need oxygen for their existence 2. the human body consists only of biological substances - 1 and 2 are both correct which ones are correct? 1. every living organism needs some non-biological substances for its existence 2. all non-biological substances are found as minerals in the earth - 1 is correct 2 is incorrect characteristics of life include.. - growth and metabolism examples of synthetic substances are...

A level chemistry paper 2 questions and answers latest top score. Silver nitrate+ nitric acid + chloride ions - ANS.White precipitate Silver nitrate+ nitric acid + bromide ions - ANS.Cream precipitate Silver nitrate+ nitric acid + iodide ions - ANS.Yellow precipitate Substances that decolorise bromine water - ANS.Alkenes Electrophiles - ANS.Electron pair acceptors, attracted to electrons e.g H+ NaF and NaCl - ANS.Produces misty fumes wi...

AQA GCSE Chemistry - Required Practicals Correct Answers 2023. Making soluble salts using an insoluble base -method - ANSWER 1. Gently heat the dilute acid over a Bunsen burner. 2. Add the solid metal, metal oxide, metal hydroxide or metal carbonate to the warm acid until no more reacts. 3. Filter off the excess solid to produce a solution of the salt. 4. Gently heat the solution to evaporate some of the water to produce a saturated solution. 5. Leave the saturated solution to crystall...

CIDESCO Exam Prep | 805 QUESTIONS With Correct and Verified Answers 2023 | 2024. I Biological and non-biological substances both need oxygen for their existence. II The human body consists only of biological substances. CORRECT ANSWERS: I is correct and II is incorrect Characteristics of life include: CORRECT ANSWERS: growth and metabolism Examples of synthetic substances are: CORRECT ANSWERS: plastics and silicones Examples of organic biological substances are: CORRECT ANSWERS: carbohydrat...

CIDESCO Exam Prep Questions and Answers 100% Pass I Biological and non-biological substances both need oxygen for their existence. II The human body consists only of biological substances. - Answer- I is correct and II is incorrect Characteristics of life include: - Answer- growth and metabolism Examples of synthetic substances are: - Answer- plastics and silicones Examples of organic biological substances are: - Answer- carbohydrates and fats Examples of mineral substances are: - Answer...