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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: Why is aluminium extracted using the blast furnace and not electrolysis
1 answer
Q: What is the residence time of water in air
1 answer
Q: Oatmeal and baking soda
1 answer
Q: Is water vapor and clouds water in a gas form
1 answer
Q: Is mgbr2 covalent ionic or metallic
1 answer
Q: Whose scientific skill did Robert boyle use in the tets o plant's juices
1 answer
Q: What is the strongest bond between ionic and peptide
1 answer
Q: How much elemental iron is in ferrous bisglycinate
2 answers
Q: What is the formula for the following ionic compouns 1 Nitrogen 2 Zinc sulfide 3 Sodium carbonate
1 answer
Q: How does oxygen cause the chemical weathering of a rock
1 answer
Q: Can sugar turn universal indicator red
1 answer
Q: Why can oxygen and nitrogen react together in a car engine
2 answers
Q: How chlorine atom does become an anion
1 answer
Q: What is the name of a material that doesn't let water pass through
1 answer
Q: What is the reaction between a metal's surface and oxygen called
9 answers
Q: Does silicon need to be processed before it is used
2 answers
Q: What is dioxonitrate(III) acid
1 answer
Q: What safety precautions should be followed when you use acids and alkali
1 answer
Q: What provides energy that drives the sodium-potassim pump
1 answer
Q: What is the eletron configuration of Co
9 answers
Q: What is the density of a substance if it has a mass of 60.00 g and displaces water from a volume of 15.0 ml
8 answers
Q: Two would be likely to form a compound of formula XY2
2 answers
Q: What is it called when water sticks to other things
5 answers
Q: How long have metals been around
3 answers
Q: What is wrapping paper made from
1 answer
Q: Is sodium lactate an acid
1 answer
Q: How would you know whether or not gas was hydrogen
1 answer
Q: Why does the effective nuclear charge increase when moving down the first group on the periodic table
2 answers
Q: Why does dish soap repel peper
1 answer
Q: What is an alkali basalt
2 answers
Q: Which has the lower freezing point oxygen or ethanol and why
2 answers
Q: Is charcoal a substance or a mixture
8 answers
Q: Which will absorb water faster sponge or cotton ball
1 answer
Q: What is the difference between an intermolecular and an intramolecular bond
2 answers
Q: How do you glue cork to aluminum
1 answer
Q: Is this true or false water is more dense in its solid form than it is in its liquid phase
3 answers
Q: What mass of nacl should you add to 1.00L of water
1 answer
Q: Is Hg a compound or element
4 answers
Q: Are the argon oxygen and water particles similar to the neon particles
1 answer
Q: Is an ice cube and water a physical or chemical change
2 answers
Q: Is guanine classified as an amino acid
3 answers
Q: Is there any difference between mens and womens urine
1 answer
Q: What receives blood high in oxygen from the lungs
1 answer
Q: Which is the solubility product expression for CaF2(s)
3 answers
Q: Is sr3(po4)2 ionic or covalent
1 answer
Q: Why is valency of phosphorus is 3
1 answer
Q: What is the meaning of lithium
2 answers
Q: What is the solute and the solvent in smoke
2 answers
Q: What is the solute and the solvent in fog
4 answers
Q: Why would the mass of a rusted nail would be greater than the mass of the nail before
3 answers
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