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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: Locate the sulfurselenium and tellurium in the periodic table what group do they belong and what other elements belongs to the group
2 answers
Q: Describe the shape of the s orbital and p orbital.
6 answers
Q: Is iodine water soluble or fat soluble
1 answer
Q: What is the pH level of aluminium chloride
2 answers
Q: How flammable is sodium acetate
1 answer
Q: What type of substances d to be alkaline
1 answer
Q: Which has more protons sulfuer or lodine
1 answer
Q: What field of scientists in chemistry investigates a new form of packaging material that breaks down rapidly in the environment
4 answers
Q: How many elements are in C7H8N4O2
2 answers
Q: What is the mass of 8 moles of sodium Na atoms
1 answer
Q: What fuel is burnt in cellular respiration
1 answer
Q: Why do laundry enzymes clean stains better at low temperatures
1 answer
Q: Does sodium benzoate contain iodine
1 answer
Q: Which sequence doess the steps scientists follow in their plan
1 answer
Q: How are ester bonds formed
1 answer
Q: What is the basicity of HCL
1 answer
Q: Does carbon dioxide need capital letters
2 answers
Q: Is ethanoic stronger than hydrochloric
2 answers
Q: How would you prepare a sample of pure dry ammonium nitrate
1 answer
Q: Why are alkalis dangerous
2 answers
Q: What is equation for sodium hydroxide and acetic acid
1 answer
Q: What is the chemical formula for bromine trichloride
1 answer
Q: What is the balance equation for H2SO4 by KOH
11 answers
Q: What is the chemical name of P4S10
1 answer
Q: How many molecules of CH2O are in 50.0 g of CH2O
2 answers
Q: What elements can be found in helicopter
1 answer
Q: What groupings on the periodic table are made up of elements that react similarly
10 answers
Q: What are atom and molecules constantly doing
1 answer
Q: What an abnormally high concentrations of protein in the urine
1 answer
Q: Does hydrogen have more electrons than Uraniu
2 answers
Q: Why Should the cyclic compounds behave differently with straight compounds
1 answer
Q: Is sulfur malleable or not malleability of sulfur
1 answer
Q: What 13c shoes size means
1 answer
Q: What do the elements al and pb have in common
4 answers
Q: What is the chemical reaction of sucrose and water
5 answers
Q: Are halogens are metals or nonmetals
2 answers
Q: What happens to energy in a substance when i change state
9 answers
Q: Which mixtures listed on the activity above are solutions
1 answer
Q: What was alcehmy
2 answers
Q: Is smoke heterogeneous or homogeneous mixture
9 answers
Q: How much does acetone weigh
1 answer
Q: When you anticipate the results of your experiments before you begin what are you making
1 answer
Q: What is the chemical formula for aqueous zinc bromide
2 answers
Q: Why fluorine has the smallest size
1 answer
Q: How is transpiration and evaporation different
1 answer
Q: Why is it advised to use iodine salt in our diet
1 answer
Q: How many atoms are in one metre
1 answer
Q: What substance has a neutral pH of 7
2 answers
Q: What does 14K Ag mean on my ring
2 answers
Q: What is the pH value of acid used in dry cells
1 answer
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