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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

Q: Starch and cellulose are polysaccharides but you can eat or digest starch and not the cellulose why

Q: The difference between the chemical bonds in starch and those in cellulose

Q: What is the density of liquid laundry detergent

Q: How much silver in silver nitrate

Q: What happens when you mix hydrochloric acid and chlorine

Q: What does frz mean on gold chain

Q: How is valency of nitrate calculated

Q: What is the Character sketch of Norman Gortsby in Dusk by Saki H.H. Munro

Q: Why are the first bubble allowed to escape in water displacement method in collecting hydrogen gas

Q: What is the number of moles of NaOH required to neutralize 1 mole of H2SO4

Q: Is HF molecular or ionic

Q: Is Mercury a homogeneous or a heterogeneous mixture

Q: How much solvent is in sharpie markers

Q: Is chalk a mixture or pure substance

Q: How is haematite mined

Q: Why an inflated balloon expand in warmwater

Q: Does soda contain salt

Q: Why does aluminum seem unreactive even though its high in the reactivity series

Q: What is the physical property not shared by diamonds and glass

Q: Is germanium a compound element

Q: What is the name of NaCH3CO2

Q: Is COBr2 polar or non polar

Q: What happens when you mix an acid with alkali

Q: What is the chemical formula for isobutane

Q: What happens when you put water in your butt hole

Q: By whom and when was copper discovered

Q: What are application of chemistry in agriculture

Q: How are oxygen and hydrogen combined to form water

Q: What colour could methyl orange turn with oven cleaner

Q: How does wrought gold differ from unwrought gold

Q: How many grams in a 55 gallon drum

Q: What is the pH of MgO

Q: What Does Beta mean stamped on the inside of a ring

Q: Is the electron Kr 5s2 4d10 5p5 valid or not valid

Q: What is the scientific name for glass

Q: How does an indicator work to measure a specific parameter or condition

Q: Is MgO a polar covalent bond

Q: What is the total amount of heat energy in joules absorbed by 25.0 grams of water when the temperature of the water increased from 24.0 C to 36.0 C

Q: What is the chemical equation for magnesium carbonate and nitric acid

Q: Why is coal often referred to a black gold

Q: Is it safe to use expired isopropyl alcohol for cleaning purposes

Q: What is the chemical compound for argon

Q: What is the chemical formula of alcohol

Q: Why metals react by losing electrons whereas halogens react by gaining electron

Q: What burner used in chemistry

Q: What elements are in the compound 'sulfuric acid - H2SO4'

Q: What does sulfuric acid do to limestone

Q: Is copper a ferrous metal

Q: What is the name given to a soluble base

Q: Is something made up of iron and oxygen an element

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