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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 difference between potassium chloride and potassium iodide
1 answer
Q: When or how do electrons move from one energy level to another
4 answers
Q: What does 355 stamp inside a gold ring stand for also stamped .925
1 answer
Q: What kind of bond does CCl4 has
6 answers
Q: How carbon enters and exist a consumer
2 answers
Q: Why phosgene has a smaller dipole moment than formaldehyde
1 answer
Q: What are the chemical tests to distinguish between benzaldehyde and benzoic acid
1 answer
Q: Why does carbon not form C4 or C4- ions
1 answer
Q: What direction do electrons flow in a electrolytic cell
1 answer
Q: How much does one lifesaver weigh
1 answer
Q: Is water or carbon dioxide denser
2 answers
Q: What is the electron configuration for germanium (Ge)
1 answer
Q: What is methane at 25 degrees celsius
1 answer
Q: Why meso compounds are optically active
1 answer
Q: What is another name for the electrovalent bond
1 answer
Q: How many atoms are in 14 moles of cadmium
9 answers
Q: What is the empirical formula of a compound composed of 31.1 g potassium and 6.36 g oxygen
10 answers
Q: How make 0.5ml of 2N NaOH
1 answer
Q: Where would Ajax be on the pH scale
2 answers
Q: When a bond forms between units of a macromolecule a water molecule is lost what is this process called
2 answers
Q: Which of the following is a way to organize chemical agents that manifest most of their symptoms within seconds or minutes....
2 answers
Q: What chemical in foods nourish the body
3 answers
Q: What is the scientific name for NaF
1 answer
Q: How many kilograms of fertilizer were used per person in 1996
1 answer
Q: Is the air we breath is mostly nitrogen
1 answer
Q: What are the bonds that connect the hydrogen molecules to the oxygen molecules
1 answer
Q: How does the size of a nitrogen molecule compare to that of propane
1 answer
Q: What are the properties of a glass
2 answers
Q: What kind of salt is k2co3 acidic basic or neutral
1 answer
Q: What is the first thing you should do when evaluating a solution
1 answer
Q: What is the standard cell notation of galvanic cell made with zinc (zn) and aluminum (al)
4 answers
Q: Is Ca(ClO3)2 ionic
2 answers
Q: How does the arrangement of the iron triad differ from the arrangement of the zinc group
1 answer
Q: Why can a vacuum flask be used to keep cold liquids cold
1 answer
Q: What is the condensation point for propane
1 answer
Q: What temperature in Fahrenheit does methane condense
1 answer
Q: How do atoms and ions combine to form molecules
1 answer
Q: What change is decomposition to matter
1 answer
Q: Which reactions are opposite
1 answer
Q: What are two ways matter can be change which is temporary and which permanent
1 answer
Q: Can you compare and contrast the formation of coal and the formation of oil
1 answer
Q: What are the oxidation numbers of hydrogen OH-
1 answer
Q: Is a burrito an element compound heterogeneous mixture or a solution
2 answers
Q: Why dark colors warm up faster than light colors
1 answer
Q: How many grams of boric acid would be needed to neutralize 35 grams of calcium hydroxide
1 answer
Q: What is copper boiling
2 answers
Q: What is the piece of equipment that changes steam and oil vapour to liquid
4 answers
Q: What is another name for water which has the chamical formula H20
1 answer
Q: Why is it so important to learn how to spot different elements in the media text
2 answers
Q: Can sugar dissolving water be reversible
2 answers
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