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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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Q: What might change the state of an element or compound
2 answers
Q: What elements have symbols that are the same as the element
1 answer
Q: Is nitrous acid binary or oxyacid
1 answer
Q: What would be the spatial arrangement (shape) of the atoms of the methyl anion CH3-
2 answers
Q: What chemical properties are required in a coin
10 answers
Q: What is the average mass of the atoms element
6 answers
Q: What happens to the pH when adding baking soda water to weak acids
1 answer
Q: Is lithium iodide a heterogeneous
1 answer
Q: How many boron atoms are there in 1 molecules of BF3
2 answers
Q: What is the Balanced equation for copper sulfate and potassium phosphate
1 answer
Q: What are the two main points of osmosis
1 answer
Q: What happens when you mix liquids with gas
1 answer
Q: What was the number of protons in yttrium
8 answers
Q: What does your body get by breaking down covalent bonds and making new ones
1 answer
Q: Is boron conductor
2 answers
Q: Is boron luster
2 answers
Q: Why is fluorin more reactive then chlorine
1 answer
Q: What is the volume of rubber stopper
1 answer
Q: What are the methods used to remove permanent hardness of water
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Q: What is the difference between water quantity and water quality
2 answers
Q: Why does carbon dioxide not appear on the periodic table
2 answers
Q: When Compared to ionic compounds molecular compounds generally have
1 answer
Q: In an electron dot diagram two pairs of shared electrons represents a
2 answers
Q: What else is produced when sodium carbonate decomposes Na2CO3 Na2O plus
1 answer
Q: How The spectral lines produced by elements all look the same.
1 answer
Q: What is the molality of a solution made by dissolving 2 mole of NaOH in 6kg of water
2 answers
Q: In the models what particles do the colored and plain sesame seeds represent What particles do the poppy seeds represent
1 answer
Q: Where is a electron located
6 answers
Q: What product formed when D- glucose react with bromine water
2 answers
Q: In the reaction MgCl2 plus 2KOH and 65532 Mg(OH)2 plus 2KCl how many moles of KOH react with 1 mole of MgCl2
2 answers
Q: What is the purpose of spray bottle
2 answers
Q: What are the best conditions for rusting
1 answer
Q: What Element resists bond formation
1 answer
Q: What is the result if a few drops of sodium hydroxide solution and copper textraoxosulphate were added to a sample of urine
1 answer
Q: What happens to Iron III chloride when heated
1 answer
Q: What different colors that acids turn in
1 answer
Q: What happens when tin reacts with phosphoric acid
1 answer
Q: How would you prepare 100 ml of 0.4 M magnesium sulfate from stock solution of 2 M magnesium sulfate
2 answers
Q: What are carbon containing compounds
2 answers
Q: How many atoms are in 25.0 moles of calcium
2 answers
Q: What liquid non metal has the same energy level of calcium
5 answers
Q: What non metal liquid has the same number of energy levels of calcium
2 answers
Q: How much energy is required to ionize a hydrogen atom in its ground (or lowest energy) state
4 answers
Q: What is the pka of .012M solution and a pH of 2.31
2 answers
Q: What state is phenol at room temperature
4 answers
Q: What kind of element is bromine in
1 answer
Q: What is NaOH correct charge
1 answer
Q: In this experiment you compare several unknown powders to known powders. What is the name given to all of the known materials used for comparison in this experiment
1 answer
Q: Is tires deflating a physical or chemical change
10 answers
Q: ARE fingernails nucleic acids
1 answer
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