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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: What is the Freezing point of citric acid
6 answers
Q: What are the unknown elements of Mendeleev's Lab of 1869
7 answers
Q: One complete turn of the double helix of DNA contains 10 pairs of bases and is 3.4 nm long What is the approximate length of the DNA coding sequence of lysozyme a protein of 129 amino acids
3 answers
Q: Is it harmful to eat litmus paper
5 answers
Q: What is c6h12o11
9 answers
Q: How many protons nutrons and electrons are in cobalt
5 answers
Q: How caustic soda change into washing soda
4 answers
Q: What occurs when water is left outside during a summer day and it disappears
3 answers
Q: Does toluene contain benzene
3 answers
Q: What functional group contains 1 C atom and 3 H atoms
3 answers
Q: Is neon one of the three element are often found in organic compound
7 answers
Q: How many atoms does the element helium have
3 answers
Q: Is spices a compound a element a homogeneous mixture
4 answers
Q: What element has 11 protons and 12 neutrons and 11 electrons
9 answers
Q: What is the percent yield of h2o if 58g h2o are produced by combining 60g o2 and 7g h2
5 answers
Q: What is the freezing temperature of pine sol cleaner
3 answers
Q: Why would someone pour Coca Cola on a potassium hydroxide spill
4 answers
Q: Is limestone a pure substance or a mixture
6 answers
Q: Why is helium lighter than CO2
4 answers
Q: What is bond status acti mean
3 answers
Q: What is the chemical element for baking soda
3 answers
Q: What are some common uses of seaborgium
3 answers
Q: What is the use of the laboratory tripod
10 answers
Q: What is the hardness of iodine
4 answers
Q: How much does a propane delivery truck weigh loaded
10 answers
Q: Why transition metal can not be determined by a flame photometry
3 answers
Q: Why glass ionomer cement not mixed on glass slab
3 answers
Q: What is pH value of 1N HCl
10 answers
Q: What is a charcoal canister and where would you find it
4 answers
Q: What is the price of galena
6 answers
Q: Why is the mass number of lithium 7
6 answers
Q: Is alum sublime
3 answers
Q: What are sodiums enemies
3 answers
Q: How many moles of N2O3 contain 2.55 x 1024 oxygen atom
3 answers
Q: What is the meaning of furnish ions
5 answers
Q: Why is sand in water a mixture
6 answers
Q: What businesses sell copper decor
3 answers
Q: What is the ionic compound for Zn and F
4 answers
Q: What make ice to be nice
8 answers
Q: Is dawn dish detergent a non ionic
2 answers
Q: How many protons neutrons and electrons does Molybdenum have
6 answers
Q: What make paper towel stronger
2 answers
Q: Why the vanillin solution cooled in an ice bath before vacuum filtration
3 answers
Q: What temperature does water turn into gas
11 answers
Q: Can gas be squashed
10 answers
Q: Why does magnesium oxide conduct electricity when molten
9 answers
Q: What is pH of gasoline
4 answers
Q: What cell secretes the hormone that promote production of HCL
3 answers
Q: Why would a washing powder of high pH or low pH be difficult to handle
3 answers
Q: Is an orange a liquid or a solid
3 answers
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