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Chemistry
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.
221k
Questions
Q: What is the unreactive gas in the second period
2 answers
Q: What is the best solvent for benzoic acid
1 answer
Q: What are the full electron configuration for zinc z30
2 answers
Q: What is the pressure exerted by 1.2 mol of a gas with a temperature of 20 C and volume of 9.5L
4 answers
Q: What two kinds of substance may combine to form salt
2 answers
Q: Is a pane of clear glass a mechanical mixture or solution
6 answers
Q: Is ethyl iodide polar
1 answer
Q: Why does the amount of water vapour in inhaled air vary
1 answer
Q: When Dr. Farrell was a graduate student he once made up a pH 8.0 sodium acetate buffer. Why would the casual observer to this buffering faux pas come to the conclusion that he
2 answers
Q: Which group of elements shares characteristics with the both metals and nonmetals
1 answer
Q: What dose 925 gM8 on siver chains mean
1 answer
Q: What is a area of the ocean with very low oxygen levels
1 answer
Q: Is thiourea acidic or basic
1 answer
Q: What is the difference between kaolinite to chalk
1 answer
Q: What is formed when non metals react with oxygen
1 answer
Q: When combining BaCl2 and Al2(SO4)3 does a precipitate form
5 answers
Q: Why do we refine petroleum
1 answer
Q: What main transition metal is used in drill bits and light globe filaments
1 answer
Q: Is oxygen the most electronegative element in our bodies
1 answer
Q: How many carbon dioxide molecules are there in 6.82 moles of carbon dioxide
4 answers
Q: Why do some canned peaches have citric acid added
1 answer
Q: Sentence with osmosis and diffusion to describe what happens when a tea bag and a spoonful of sugar are placed in a cup of hot water
1 answer
Q: Would Windex kill mold
3 answers
Q: Is PO5 ionic or covalent
11 answers
Q: Which if the following is an example of a bronsted-lowry acid
5 answers
Q: What is C3H10O2
3 answers
Q: What are the consequence for blood specimen collection when a vacuum tube takes a very long time to fill
1 answer
Q: How can you tell which family member is approaching you see them
1 answer
Q: What does 316L on my necklace mean
1 answer
Q: Which type of macro molecule is made of amino acids
3 answers
Q: Compare and contrast pure substances and solutions
11 answers
Q: What is the boilinge point of water
2 answers
Q: Why carboxylic acids are less acidic than mineral acids
1 answer
Q: What happened to the volume of water and the wax after freezing
2 answers
Q: What element is H12
2 answers
Q: Why does eutrophication lead to depletion of oxygen in water
1 answer
Q: How many molecules in CuSO4
4 answers
Q: Why can hydrogen be placed in either group 1 or 7 on the periodic table
6 answers
Q: What is copper's solubility in water
2 answers
Q: Does Pb react with dilute H2SO4
2 answers
Q: What reaction happens between bromine water and iron sulphate
1 answer
Q: Why doping group iv elements
1 answer
Q: Why does human urine smell like metal
1 answer
Q: When a heavier nucleus splits into two lighter nuclei the process would release chemical energy
1 answer
Q: What does iron filling look like and smell like
2 answers
Q: What is a backfire flame arrestor
2 answers
Q: What is the density of ferric chloride
1 answer
Q: Why is there so much oxygen
1 answer
Q: Does water reduce hydrogenation
1 answer
Q: Does water cause hydrogenation
1 answer
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