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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: Does lithium fluoride have covalent bond
2 answers
Q: Does nickel sulfide have covalent bond
3 answers
Q: Is potassium nitride an ionic or covalent bond
1 answer
Q: NaOH(aq) plus FeBr3(aq) and rarr
2 answers
Q: Nitric acid in acid rain forms when gaseous nitrogen dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous nitric acid.
6 answers
Q: What happens if water and borax mixed together
1 answer
Q: Are atoms more stable as elements or compounds
9 answers
Q: The ease and speed in which an element combines or reacts with other substances is called
1 answer
Q: Potassium chloride flammable when mixed with sulfur
1 answer
Q: Is a mixture is made of two or more materials that cannot be separated by any means
4 answers
Q: Draw the sulfur-containing product of the following oxidation reaction between two 2-methyl-1-propanethiol molecules. Draw all hydrogen atoms.
1 answer
Q: Which electrons are the valance electrons of the atom
1 answer
Q: How did Mendeleev arragnge the known elements in his periodic table
1 answer
Q: What is The energy in a lump of coal
1 answer
Q: When you boil water water and there is steam is that a chemical reaction
1 answer
Q: What is the name of TeO3
4 answers
Q: Is soap the only substance that can break the waters surface tension
2 answers
Q: Why pepper goes to the sides when soap touches the water
1 answer
Q: Difference between copper wire and nichrome wire
1 answer
Q: What type of bond is in graphite
2 answers
Q: What is the molar mass of uranium -238
6 answers
Q: Sodium and water accumulation in an injured cell are a direct result of
1 answer
Q: Differentiate light from heavy powder in the context of pharmacy practice
1 answer
Q: How does orthoboric acid react with ethyl alcohol
2 answers
Q: How many grams of potassium fluoride can form if 4.00 grams of potassium are reacted with 3.00 grams of fluorine gas according to the reaction 2K (s) plus F2 (g) and rarr 2KF (s)
1 answer
Q: What are the major elements in microbial cell
1 answer
Q: Who was the schientist who used the gold foill
1 answer
Q: Getting detergent out of clothes
1 answer
Q: How much iron is absorbed from a non heme source
1 answer
Q: Which is true about water and specific heat It makes water a good solvent. The specific heat is unusually high. it is unusually low. It causes water to heat up easily
2 answers
Q: Iodine deficiency can cause what
1 answer
Q: Color sulfur after heat or burn
2 answers
Q: A gas sample is held at constant temperature. What happens to the pressure of the sample if the volume is doubled and the number of molecules is doubled
1 answer
Q: What element is Ar4s23d104p1
2 answers
Q: What is the volume of alcohol present in 200.0 ml of a 55 percent by volume solution of alcohol
2 answers
Q: By mass of N in HNO3
2 answers
Q: For cleaning test tubes
1 answer
Q: When a halogen reacts with a metalwhat is formed
1 answer
Q: According to the law of conservation of matter the number of is not changed by a chemical reaction.
1 answer
Q: Acids and bases near the ends of the pH scale are very
2 answers
Q: What are the coefficients for Al2(CO3)3 plus ZnCl2 to ZnCO3 plus AlCl3
2 answers
Q: The formula for sulfuric acid is H2SO4. A mole of sulfuric acid would have how many moles
1 answer
Q: Changing nitrogen gas to nitrogen in the soil
2 answers
Q: The formula for sucrose is C12H22O11. Figure the molar mass of sucrose to the nearest gram
8 answers
Q: Vinegar contains acetic acid. The formula for acetic acid is CH3COOH. One mole of acetic acid has a mass of how many grams
5 answers
Q: If the aroma of a material is not offensive it is probably okay to taste it.
2 answers
Q: What is the name for the formula Ba(NO2)2
2 answers
Q: What form of the ideal gas law would you use to calculate the volume of the gas
2 answers
Q: Chemical weathering would be
2 answers
Q: The physical sharing of electron pairs results in a
2 answers
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