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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: What is an common element in the human body that is located mostly in bones
2 answers
Q: What is the definiton of an Arrhenius acid
1 answer
Q: What type of molecules are transported with osmosis
1 answer
Q: How would you compare and contrast osmosis and diffusion
1 answer
Q: Why is a high temperature needed to melt potassium iodide
1 answer
Q: What is the charge on the cobalt ion in CoCl2
3 answers
Q: Why test tube becomes cold when KNO3 is dissolved in water
2 answers
Q: How much oxygen does seaweed give off
1 answer
Q: Which sort of respiration involves oxygen
1 answer
Q: How do you break down sulfur dioxide
1 answer
Q: What effect does acid rine have on marble status
1 answer
Q: Can you mix water baking soda and apply to metal to neutralize hydrochloric acid
1 answer
Q: How do you use sublimation in a sentence for science
1 answer
Q: What compounds do soda contain
2 answers
Q: What happens when you add iron powder to hydrochloric acid
1 answer
Q: What produces much oxygen it changes the atmosphere
1 answer
Q: Can particles pass through electrolytes to conduct electricity
8 answers
Q: Which statement best describes the light that will cause emission of electrons from a given metal through the photoelectric effect
2 answers
Q: How many sigma and pi bond are there in propyne
7 answers
Q: What chemical process is used to build organic polymers
2 answers
Q: What is the colour of sulphuric acid on pH paper
1 answer
Q: Is there one element in water hydrogen
6 answers
Q: How did acid come
1 answer
Q: Why can sandy soil not used for making pots and lamps
1 answer
Q: Is pb(no3)2 a base or acid
1 answer
Q: Which functional group behaves as a weak acid in organic molecules
1 answer
Q: Which property of water allows it to resist rapid changes in temperature
1 answer
Q: What happens to the chemical energy stored in a match when the match burns
1 answer
Q: Why amino acids give yellow colour with nitric acid
2 answers
Q: What reactants are formed after the chlorination of isobutane and why
2 answers
Q: Why during the chlorination of isobutane isobutyl chloride is formed as major product
1 answer
Q: How do you write fermentation in a sentence
1 answer
Q: Where are carbon dioxide and oxygen found in the biosphere
1 answer
Q: Where do we bump into fluorine in everyday life
1 answer
Q: Why shouldn't we use black to darken a color
1 answer
Q: What is the density of 25 mL of cooking oil if its mass is 23 grams
1 answer
Q: Why might scientist who study changes of state build models showing the arrangements of particles in a substance
1 answer
Q: Treatment of cyanide exposure
3 answers
Q: What are 3 things plants need to make sugar
1 answer
Q: Should table salt have an MSDS ( material Safety Data Sheet) when used in a workplace
1 answer
Q: Is NaCl (aq) an acidic neutral or basic solution
7 answers
Q: What is a base excess
1 answer
Q: What part of speech is substance
2 answers
Q: Why did my gold filled chain turn silver
1 answer
Q: Organisms undergo constant chemical changes as they mainain an internal balance known as the
2 answers
Q: What is a word or phrase that has the same meaning as element
1 answer
Q: What happens when you place liquid mercury on wax paper
2 answers
Q: Which class of compounds forms the basis for naming the most other carbon compound
2 answers
Q: Which gas makes up just over 20 percent of the air around us
2 answers
Q: Is a crystal of sulfur pure
1 answer
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Trending Questions
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