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Chemistry

Delve into the study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. Chemistry is the central science connecting other scientific disciplines.

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Questions

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Q: which of the following reaction would have an increase in entropy

Q: What is the effect of pressure on enzymes

Q: physical property that is shared by gold and copper but not iron

Q: If I lose a hydrogen from an acid what do I have now

Q: what is the unit of purity of a chemical sustance

Q: you have 500 ml of a 1.5 m hcl solution (acid). if there is 250 ml of koh solution present (base). what will be the molarity of the koh (base)

Q: what is a chemical formulae

Q: What is characteristic of Saurischians

Q: Is it possible to combine process models If so, provide an example

Q: Is syrup a mixture or a solution

Q: a certain carbohydrate contains three elements carbon, hydrogen, and oxygen. the combustion of 59.5 g of sample produces 103.9 g of co2 and 8.50 g of h2o what is the empirical formula

Q: How many elements are in a 2co2 atom

Q: What difficulties would arise if you defined terms of the density of water

Q: Studies show that the ocean surface temperature is increasing. Which of the following is a possible consequence

Q: What is the group of three

Q: Look at the word equation below: Glucose + Fructose ---> Sucrose + WaterWhich phrase describes the chemical reaction taking place

Q: Steel and brass alloy can be differentiated by

Q: Does a copper wire float

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Q: popcorn with butter is a solution or a mixture

Q: when petrol burns in air is its mass increased or decreased

Q: H + Br ionic or covalent

Q: SURFACE TENSION

Q: What is Orange juiceSolute:Solvent

Q: Which is faster

Q: What are the qualities of a compound overseer

Q: when was elements born

Q: What is the colour of universal indicator when it is dipped into shampoo

Q: A container of LPG 55 Cu Meter volume capacity is having LPG vapour only at 6 Bar pressure. How much LPG in Kg would have been used to reach at this stage

Q: What are some non examples of metal

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