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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: How is water in a condenser different to the water which comes out
7 answers
Q: What dose condenses mean
1 answer
Q: What kind of element forms cation after ionic bounding
3 answers
Q: What kind of element forms anion aafter ionic bonding
1 answer
Q: Is Sir Edwin Chadwick the father of sanitation
2 answers
Q: What is kerosene oil
2 answers
Q: What is the gland that produces an alkaline pH substance
1 answer
Q: What is the the opposite of condensation
12 answers
Q: What is the common name for the compound CHCI3
2 answers
Q: How do you store bleach
1 answer
Q: Will you add carboxylic acid to make carboxylate salt
1 answer
Q: Would iron react with aluminum nitrate
1 answer
Q: Is ammonia in soap
1 answer
Q: What is ice warmed to the melting point
1 answer
Q: What are the weaknesss of sulfur
1 answer
Q: What scientific inquiry skill was Rutherford using in selecting Thomson's model for investigation
2 answers
Q: How do you test the level of carbon dioxide in water
1 answer
Q: What type of bond is NP
1 answer
Q: What type of bond is N-P
1 answer
Q: How many atoms are there in ammonium sulfate
1 answer
Q: What is the phase change in which substance change form a gas to aliquid
2 answers
Q: How many grams of CO2 are used when 6.5 g of O2 are produced
2 answers
Q: Where is petroleum formed
1 answer
Q: What is the net ionic equation for HCHO2(aq) plus KOH(aq)--
2 answers
Q: What does RSC stamp on a ring mean
1 answer
Q: Which of the folowing is a chemical change A. you melt butter B.you make cookies C.you make a pitcher of orange juice from concentrate D.you blow up a balloon
5 answers
Q: Why does baking soda put a fire out
1 answer
Q: What are examples of molecules formed by two elements
2 answers
Q: What is the dependant variable in how much gas does your favorite beverage produce
2 answers
Q: Is nitrogen oxide acidic or basic
1 answer
Q: What insoluble salt is made by copper sulfate and lead nitrate
1 answer
Q: What is the difference between atom element compound
2 answers
Q: Which property can most easily distinguish chlorine from the other gases
2 answers
Q: Why is it difficult to smell something with blocked nose
2 answers
Q: Why sodium hydroxide and hydrochloric acid were added in extraction and write the equations
1 answer
Q: What is about water molecules that helps explain why the water drops were difficult to split apart but easy to join together
1 answer
Q: Is malleability an example of physical properties or chemical properties
2 answers
Q: What is the charge of chlorine
2 answers
Q: What is the balanced symbol equation for potassium and chlorine
1 answer
Q: What substance can a student use to make the nuclei of this organism more visible by compound light microscope
1 answer
Q: Why does simple diffusion end
4 answers
Q: What colour is Lithium iodide solution
1 answer
Q: When was slime first invented
2 answers
Q: Is garbage a homogeneous or heterogeneous mixture
4 answers
Q: Why should you tie up long hair in a science lab
2 answers
Q: What colour will methyl orange turn in vinegar
3 answers
Q: What is the appearance of Sodium before and after cutting
1 answer
Q: Which aqueous ion causes a white precipitate to form when acidified aqueous silver nitrate is added to it
1 answer
Q: Is concentrated sulphuric acid toxic
1 answer
Q: What is a negative connotation for the word aroma
1 answer
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