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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 formula equation for silicon oxygen silicon oxide
1 answer
Q: Is sulphur dioxide more likely to react with sodium hydroxide or hydrochloric acid
1 answer
Q: What is the molality of a solution composed of 38.0 g of cane sugar (C12H 22O11) dissolved in 175 g of water
2 answers
Q: Which toothpaste contains phosphorus
1 answer
Q: How many atoms of oxygen are contained in 47.6 g of al2(co3)3
1 answer
Q: Why it is important to not throw plastic bottles
1 answer
Q: What are ionic compounds made of
3 answers
Q: How does sodium properties make it suitable
1 answer
Q: Is Mg(NO2)2 molecular
1 answer
Q: What metal gives off an orange glow
2 answers
Q: Can soap be made from flax oil
1 answer
Q: What is a disadvantage of use of chlorine in water treatment
1 answer
Q: What happens if you rinse your hair with Coke
1 answer
Q: Is ammonium acetate a metal or nonmetal
1 answer
Q: Could lithium react with helium
1 answer
Q: Is xenon brittle
2 answers
Q: What information does a net ionic equation give that a complete ionic equation doesn't show
1 answer
Q: Is Platinum a metal or non-metals or metaloid
3 answers
Q: What substance is used to dissolve another substance
1 answer
Q: What are the roles of iodine solution copper ii sulphate solution and Benedict's solution in food test
1 answer
Q: What is the pH of calcium sulphate solution
1 answer
Q: How much does 1 litre of ethanol weigh
1 answer
Q: Why is acid rain important
1 answer
Q: Can upper respiratory infection cause low blood oxygen saturation
1 answer
Q: Is a diol soluable in water
2 answers
Q: What color does potassium give off
1 answer
Q: What are the different levels of protein structure and how are they determined
6 answers
Q: How is iodine ion symbol written
1 answer
Q: Where can we find carbon
1 answer
Q: What is the insulator in a Leyden Jar
2 answers
Q: How can you test if a solute is a molecular solid or ionic compound
1 answer
Q: If you had excess aluminum how many moles of aluminum chloride could be produced from 31.0 g of chlorine gas Cl2
1 answer
Q: What is the substance made of two or more different elements that have chemically combined
4 answers
Q: What physical change happens to atoms and molecules in a solution that is strongly heated in a flame
2 answers
Q: Why does the volume of a heated solid decrease
1 answer
Q: What would happen if matter could not decompose
1 answer
Q: Why do particles in a house plant fertilizer stay together and form grain
1 answer
Q: Why do nuclei need neutrons to be stable
1 answer
Q: What is the covalent compound for n2o4
2 answers
Q: Is the contraceptive pill fat or water soluble
1 answer
Q: What layer has plastic
1 answer
Q: How many moles of atoms are in a pure gold ring (24K) that has a mass of 6.62 g
6 answers
Q: What is the formula of solid iodine
2 answers
Q: What radioactive element was named after the planet Pluto
2 answers
Q: What kind of algae is in cheese (yellow or orange)
1 answer
Q: What determines a gas's volume
7 answers
Q: Which of the following kinds of bonds is formed as a result of the sharing of electrons
7 answers
Q: To different elements is to bring them together into a whole
1 answer
Q: Why do sodium and potassium undergo similar reactions with water
1 answer
Q: Is AIN a compound or an element
2 answers
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