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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 do you demagnetize a gold plated chain
2 answers
Q: Will iron react with lead 2 oxide
1 answer
Q: What does oxygen means in science term
2 answers
Q: What does phosphorus look like and what does it do
1 answer
Q: What substances can be separated by evaporation
4 answers
Q: What energy releasing process doesn't require oxygen
1 answer
Q: What are the bonds that hold hydrogen and oxygen called
2 answers
Q: Is CCl4 an acid
1 answer
Q: How do you separate table salt aluminum filings iron filing
3 answers
Q: What is the process of forming polysaccharides
1 answer
Q: What causes the phase change of water shown in the illistation above
2 answers
Q: Why do scientists write lab reports
1 answer
Q: Is BaSO4 a molecular or ionic compound
1 answer
Q: How do particles of a substance behave at its melting point
1 answer
Q: What variable is purposely changed to test a hypothesis
1 answer
Q: Why does a beaker have a wide opening and spout
2 answers
Q: Is a clear glass bottle opaque
1 answer
Q: How do I balance this chemical reaction CO2 H2O- C6H12O6 6O2 6H2O
2 answers
Q: Is palmitic acid a compound or element
1 answer
Q: Can carbon crystallize
2 answers
Q: Can oxygen crystallize
1 answer
Q: How many cups in 150 grams of baking soda
1 answer
Q: What adds bulk thickens and provides structure in baking
1 answer
Q: What are the relative charges of each part of the atom
2 answers
Q: How the law of conservation of mass applies to chemical changes
10 answers
Q: Which energy is transformation is occurring in a campfire
1 answer
Q: What atom is a halogen
1 answer
Q: What effects do farms have on dissolved oxygen
1 answer
Q: Is polonium brittle
1 answer
Q: What type of bond exists between two opposite charge
1 answer
Q: What is the volume of oxygen occupied by 2 moles at 1.3 ATM pressure and 300K
4 answers
Q: What property made it possible to separte the mixture with a magnet
2 answers
Q: How is energy conversions involved in the formation of coal
1 answer
Q: Is burning a candle happen slowly and a chemical change
1 answer
Q: What is the three steps to smelting iron ore
1 answer
Q: What gas do we breathe That help our body get energy from food
1 answer
Q: Is methane a ionic compound
2 answers
Q: Why is hydrogen produced at the negative electrode and not sodium
1 answer
Q: What are the main components of coal
1 answer
Q: How is stoichiometry used to calculate energy absorbed when a mass liquid boils
2 answers
Q: Why is tin foil made of aluminium and not steel
2 answers
Q: Which equation best represents the dissociation of watermark molecules into hydrogen ions and hydroxide ions
1 answer
Q: How many joules are in 56 kilo joules
2 answers
Q: What is the charge of h2o
2 answers
Q: Is cesium conductive
1 answer
Q: Which of there in an example of technology that acids scientists in their invertigations
1 answer
Q: What elements make Nitrogen hydroxide
1 answer
Q: What is deuterolysis
1 answer
Q: How many elements in feS
2 answers
Q: What are two words that are unhealthy elements in the air we breathe
1 answer
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