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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: Can you mix powdered bleach with the developer from a hair dye
1 answer
Q: What is the important difference between how concentration and solubility are measured
3 answers
Q: Would a gas sink or float in water
1 answer
Q: How can you tell whether a compound is pure or not
1 answer
Q: What is the largest mass of copper sulphate which can be dissolved in 50 grams of water at 60 degrees
1 answer
Q: Is Aluminum nitride is ionic or covalent
2 answers
Q: When working in the lab testing different pH levels of acids and bases what safety rule must you always follow
1 answer
Q: What process will give off more carbon dioxide
1 answer
Q: What is the state of ethanol at -50 degrees celcius
1 answer
Q: What is the compound formed between H and F
2 answers
Q: What State of oxides of germanium
1 answer
Q: What is true of a bronsted Lowery base
1 answer
Q: What is the maximum number of atoms that hydrogen atom bond with in an organic compound
2 answers
Q: Is cassava alkaline or acidic
1 answer
Q: What are the names of the two polymers formed from alpha gluscose
2 answers
Q: What is the atomicity of potassium hydrogen carbonate
1 answer
Q: What Atoms of which elements form bonds without satisfying the octet rule
2 answers
Q: Is the sodium oxide that is formed an acid or a base
1 answer
Q: What gas must be present for burning to happen
5 answers
Q: What is one malleable element
2 answers
Q: Is steel an element compound pure substance or mixture
2 answers
Q: Is chlorine surface is shiny or dull
1 answer
Q: What is the colour of acetylene flame
1 answer
Q: What is the element with an atomic number 18
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Q: What is the colour of soap on pH indicator
1 answer
Q: What is the copper oxide formula
5 answers
Q: Why was Mendeleev's periodic table accepted by most chemists
3 answers
Q: What is the percent of iron in iron (II) hydroxide
1 answer
Q: What compound is MnP2
1 answer
Q: Is Safranin dye is acidic or basic
1 answer
Q: Is jello a solution or compound
2 answers
Q: What does number before the compound represent
2 answers
Q: Are molecules in Na Cl present
1 answer
Q: What is ice the drug made from
2 answers
Q: What type of bond does oil have
5 answers
Q: What is tulali made of
3 answers
Q: What is the density of unsanitary water
2 answers
Q: Why were the contents of the flask filtered
2 answers
Q: How do you 0.02 m sulphuric acid standardization calculation
2 answers
Q: What is the charge that the ion formed from iodine would have.
1 answer
Q: What is an ordinary mechanical mixtures
2 answers
Q: Where is energy stored in these molecules
1 answer
Q: Do the following conversions 1500ml to l and 2km to cm 5.8dg to mg and 22 celsius to kelvin
2 answers
Q: Where does carbon monoxide in the atmosphere come from
1 answer
Q: What is 2000mg in gram
1 answer
Q: Why a hydrogen atom can become either an ion or a part of a molecule
2 answers
Q: What color is a gas flame that is starved of oxygen
2 answers
Q: What Cubic cm l ml are used to measure
2 answers
Q: What color tube for GFR
1 answer
Q: How many grams in 88ml
1 answer
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