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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 chemical name for nH2O
2 answers
Q: Why are nitrates used to help preserved food
2 answers
Q: Is calcium bromide a solution
2 answers
Q: What type of Bond does silver and gold have
2 answers
Q: What element has oxidation states of 2 and 3 only
2 answers
Q: How did earth come to have an oxygen at
1 answer
Q: How many atoms of hydrogen are in the compound H2H4O2
1 answer
Q: Why is the atomic symbol for osmium OS
2 answers
Q: What do you often notice after you balance a hydrocarbon combustion reaction equation
2 answers
Q: What is the molecular geometry or shape of phosphorus trichloride (PCl3)
4 answers
Q: How many energy levels do chlorine have
1 answer
Q: How much of an atoms mass is is within the core
2 answers
Q: What is memory metal
2 answers
Q: What type of bond present in isopropyl alcohol
4 answers
Q: Can physical and chemical change happen to the same object at the same time
5 answers
Q: Is acetone saturated or unsaturated
1 answer
Q: What does the emotion sadness smell like
1 answer
Q: What type of ions do elements on the right side of the periodic table form
7 answers
Q: What is needed to balance the reaction Cl2 plus KlKCl plus L2
1 answer
Q: What does the subscription indicate in the chemical formula co2
2 answers
Q: Why did the salicylic acid have to be dry before esterification
1 answer
Q: Why are osmosis and diffusion important
1 answer
Q: Why are isotopes not found on different sections of the periodic table
1 answer
Q: What elements make up cheese
1 answer
Q: Explain why the need to use so much copper will cause a problem in the future
1 answer
Q: Is pop a colloid
2 answers
Q: Is sodium thiosulfate a compound
1 answer
Q: Is a styrofoam cooler a conductor
3 answers
Q: What are the state symbols in a chemical equation
1 answer
Q: Why lithium can only form the monoxide
1 answer
Q: What is the direction of osmosis
2 answers
Q: Is chalk CaCo3 an ionic or covalent bond
1 answer
Q: Can 2 gases mix and why
1 answer
Q: WHY DOES THE CONCENTRAtion of oxygen increase as the light intensity increases
1 answer
Q: Why was talcum powder invented
1 answer
Q: Which substances aluminum foil sugar or potassium hydroxide will conduct electric current dissolved in water
1 answer
Q: Is powder laundry detergent and borax the same
1 answer
Q: What do we do with the nitrogen we breath
1 answer
Q: What so we do with the nitrogen we breath
1 answer
Q: Who Invented White Out Typing Liquid
1 answer
Q: What is hydrogen peroxide at room temperature
1 answer
Q: What chemical elements are found in orange
2 answers
Q: What kind of bond has the highest risk of default
1 answer
Q: What of the following characterizes reaction at equilibrium
2 answers
Q: Which compound is least soluble in water at 60. C
2 answers
Q: Which of these statements is true of organic molecules
2 answers
Q: Why adding sand and MgSO4 in analyte during chromatography
1 answer
Q: Are precipitation evaporation and condensation all important parts of the nitrogen cycle
1 answer
Q: Is oxygen a solid liquid OR gas at 20 degrees
1 answer
Q: What elements does lithium combine or react with
1 answer
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