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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: Is blood a element compound heterogeneous or homogeneous
1 answer
Q: Is sand in water a element compound heterogeneous or a homogeneous
1 answer
Q: Is a flower a substance homogeneous or heterogeneous
1 answer
Q: Why does oxygen have less electronegativity than fluorine
1 answer
Q: Why tiny sheet metals is bendy
2 answers
Q: Is riping paper a physical property
3 answers
Q: Is motor an element
1 answer
Q: How do I Write a formula for the compounds that forms from each pair aluminum and sulfur
1 answer
Q: If a recipe calls for 4 teaspoons of baking soda cup(s) of baking soda is needed if the recipe is made 12 times
1 answer
Q: How many calcium atoms are in CaF2
1 answer
Q: What is the number of neutrons in atom bromine
1 answer
Q: What are Examples of volume
3 answers
Q: What is the atom with 42 protons and 49 neutrons
1 answer
Q: How many phase of matter are there
4 answers
Q: If the number of denitrifying bacteria decreased what effect would this have on the nitrogen cycle and what type of compound would accumulate as a result
1 answer
Q: Is apple juice with no pulp a pure substance or a mixture
2 answers
Q: Do factories use gas
1 answer
Q: What is the name for ch3ch2ch2ch2br
1 answer
Q: What is the use of table salt in chemistry
2 answers
Q: Can you remove white out from paper
1 answer
Q: What is the number of neutrons plus protons in the nucleus of an atom is called
10 answers
Q: Do elements that combine in changing ratios form mixtures
2 answers
Q: Is vegetable soup an example of homogeneous mixture
2 answers
Q: What is the charge of the chlorine formed in the atoms
1 answer
Q: What are common compounds of iodine
1 answer
Q: Why in most places are diamonds more valuable than water
1 answer
Q: If you become contaminated with chemical agents decontaminated by processing
2 answers
Q: How many elements does calcium sulfide
2 answers
Q: What happens to a sample of water vapor at 101 and degree's Celsius as it cools
1 answer
Q: What is the Aim and objective of soap
1 answer
Q: What is hyperehromic and hypochromic shifts
1 answer
Q: Is palmolive soap nonionic sulfactant
1 answer
Q: What is the Mole ratio of Lithium hydroxide
1 answer
Q: What is water at 212 degrees Fahrenheit
2 answers
Q: What is the Ionic equation for Li2SO4 plus Srcl2
1 answer
Q: Is HNNH an element compound or mixture
1 answer
Q: Is nitrogen monoxide a compound element or mixture
2 answers
Q: What is an enzyme that controls a chemical reaction of adding a phosphate group to some other molecule would be called a
1 answer
Q: Is the wasp venom acid or alkali.
1 answer
Q: What chemical and physical properties do compounds have
1 answer
Q: Is acetone a compound element or mixture
6 answers
Q: What is the viscosity of 25 sodium hydroxide
1 answer
Q: How does a chemical equation become aqueous
2 answers
Q: What Materials like pewter are classified as
1 answer
Q: What is the result when mixing alum powder and sodium bicarbonate
1 answer
Q: What are two differences between pollutants and contaminants
2 answers
Q: Is DNA polymer or monomer
2 answers
Q: What is the ion charge for sodium
1 answer
Q: Is chocolate sundae a compound or mixture or element
2 answers
Q: How does a solution of pH 7 compare to a solution of pH 10
1 answer
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