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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.

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Questions
Q: What is needed to make wood burn and what is released
2 answers
Q: What element makes overhead sprinklers
2 answers
Q: When 0.424g of iron powder is burned in an oxygen atmosphere 0.606g of a reddish brown oxide is obtained. Determine the empirical formula of oxide.
3 answers
Q: What state is oxygen at -100 degrees
2 answers
Q: What are non examples of the mass number
2 answers
Q: What is the substance that is lacking a definite shape
2 answers
Q: Why does a liquid and rate of evaporation increase when the liquid is heated
1 answer
Q: How long does it take for chlorine to affect the body
1 answer
Q: What kind of bond is CaO
1 answer
Q: Why carbonic acid doesn't react with metals
1 answer
Q: What is a non example of an electron cloud
2 answers
Q: What is the ionization energy of oxygen
6 answers
Q: How many equivalent Lewis structures are necessary to describe the bonding in NH4 plus
2 answers
Q: Why did miss Sullivan repeatedly spell water into Helens hands while pouring water over them
2 answers
Q: What is the ground state electron configuration for Au
5 answers
Q: Why is silver fluoride soluble
1 answer
Q: Why doesn't the hydrochloric acid produced by the stomach digest its own lining cells
1 answer
Q: What is Plutonium classification
2 answers
Q: How many atoms in sodium sulphate
1 answer
Q: What are similarity between oxygen and sulfur
1 answer
Q: How many elements in NH4Cl
1 answer
Q: How many atoms in 2 NaOH
1 answer
Q: What is aluminum's lustre
1 answer
Q: Is radon shiny or dull
1 answer
Q: What is the number of electrons that were lost gained to form Mg2 plus
4 answers
Q: How many moles of solute do you need to make one liter of a 1.25 molL ammonium hydroxide solution
2 answers
Q: How gas formed and bubbling
1 answer
Q: How are energy inputs and outputs related to chemical reactions
1 answer
Q: Is making jam chemical or physical changes
1 answer
Q: If a piece of wood burned and ashes remain how do you know that a chemical change took place
1 answer
Q: What dose it mean when something is saturated
1 answer
Q: What does alcohol fermintation produce
1 answer
Q: Are in the s and p blocks of periodic table
2 answers
Q: Why does cupric nitrate burn green
1 answer
Q: What is the movement of oxygen and carbon dioxide between living things and the environment
1 answer
Q: Are salmon endothermic or ectothermic
2 answers
Q: What is acholic ferminasation
1 answer
Q: What does covalent bonds mean
2 answers
Q: How many atoms are in 2Zn(OH)2
2 answers
Q: What are super powers for boron
1 answer
Q: What are the 90 elements on earth
2 answers
Q: If a quantity of water has a pH of 2 like in your stomach how much more acidic is it than pool water which has a pH of 8
1 answer
Q: Is ionic bonding the same as electrovalent bonding
1 answer
Q: What has formed from a plants release of tannin dissolves some rock minerals
1 answer
Q: What are the states of matter that can be poured out of a container
9 answers
Q: What is the fluorines state of matter at room temperature
2 answers
Q: What color tube for amylase
1 answer
Q: What is potential energy is energy of chemistry or
6 answers
Q: What is the difference between acid and lava
1 answer
Q: Can an ionic bond have multiple bonds
1 answer
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Trending Questions
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