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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.

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Q: What is the electron arrangement for silicon
5 answers
Q: Do compounds of different elements have similar properties
2 answers
Q: How many cups in 1 lb of citric acid
1 answer
Q: What is The motion of molecules in a substance is
1 answer
Q: What effect would a detergent have on the integrity of cells
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Q: What are Two basic properties of solid phase
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Q: What is the balanced equation when lead and hydrochloriine
1 answer
Q: How do you know that potassium is highly reactive
1 answer
Q: Why is aluminium alloy stronger than pure aluminium
7 answers
Q: How many atoms are in copper 11sulphate
1 answer
Q: What is pure water is an acid or an alkali
1 answer
Q: What is the freezing point of paradichlorobenzene
1 answer
Q: How many moles of H are in 4.56 moles of NH2NH2
2 answers
Q: What is a base write down the names and formulae of four bases
1 answer
Q: What is the state of mercury at 200 degrees Celsius
1 answer
Q: IS longmanium soluable
1 answer
Q: Why oxygen is called active part of air
1 answer
Q: What are the s-block hydrides with covalent polymeric structure are
1 answer
Q: What is the pH for calcium hydroxide
1 answer
Q: Why is vinegar a weak acid
2 answers
Q: What is the difference of polar and non polar
5 answers
Q: In which model are atoms are imagin as tiny balls
2 answers
Q: Who created A synthetic element created in 1955 bears his name.
1 answer
Q: How many moles of NH3 are produced when 1.2 mol of H2 reacts
3 answers
Q: What is the role of the methanol existing in formaldehyde
9 answers
Q: Is canola oil a base or acid or neutral
1 answer
Q: What is the definition elements
2 answers
Q: What is the opposite of fossil fuels called
1 answer
Q: What do you need to test if something is alkali or acid
1 answer
Q: Why do some water companies add fluoride to water
1 answer
Q: What intermolecular forces are present in SiH4
1 answer
Q: How does hydrogen losses or gains number of electrons
4 answers
Q: Why we cannot use the water around the polar regions and on the tops of high mountains
2 answers
Q: Is selenium cation or anion
6 answers
Q: Is magnesium anion or cation
9 answers
Q: Is a wasps venom acid or alkali
1 answer
Q: What Word equation for sulfuric acid and sodium hydroxide
1 answer
Q: What would a student would see if a salt contained calcium ions
1 answer
Q: What will be the state of sodium at 25 degrees celsius
1 answer
Q: What is the number of atoms of nitrogen of .755 mol of N2
2 answers
Q: What kind of covalent bond iin ethyl alcohol
2 answers
Q: What graduate cylinder would be most accurate for measuring the water
12 answers
Q: What is the concentration (M) of CH3OH in a solution prepared by dissolving 11.7 g of CH3OH in sufficient water to give exactly 100. mL of solution
3 answers
Q: What is the statements below is not true for water
1 answer
Q: What family of elements contains the most active nonmetals
7 answers
Q: What layer is made of oxygen silicon and aluminum
1 answer
Q: Is putty made out of borax
1 answer
Q: What two things determine the density of a material
2 answers
Q: What type of macromolecule would you need to eat for a quick boost of energy
2 answers
Q: If Baking soda reacts with vinegar and forms a gas is it a chemical or physical
2 answers
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