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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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Questions
Q: What is a member that keeps two components separated
2 answers
Q: What is carbon oxygen and hydrogen combined
2 answers
Q: Rust forms because iron and oxygen are highly elements.
3 answers
Q: If air was not allowed to stream through the kiln how would the production of lime be affected and why is this
2 answers
Q: The change that takes place when two or more interact to form new substances is called a chemical reaction.
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Q: Steps for balancing chemical equations
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Q: What is an example of a network solid
4 answers
Q: A combination reaction occurs when one reactant forms two or more products.
8 answers
Q: A decomposition occurs when a substance is broken down into two or more simpler substances in a chemical reaction.
3 answers
Q: Electronegativity values between atoms in a polar bond have differences that are than 1.7.
2 answers
Q: Carbon dioxide with its two double bonds is an example of a nonpolar molecule.
3 answers
Q: Ionic bonds are different from covalent bonds. Identify the characteristics of ionic bonds
2 answers
Q: A material that increases the rate of a reaction is called what
1 answer
Q: The gas bubbles that cause bread to rise are carbon dioxide made in which process
12 answers
Q: What happens when you add buttermilk to baking soda. Does the pH increase or decrease. Explain your answer
1 answer
Q: What happens when you add baking soda to Buttermilk. Does the pH increase or decrease
1 answer
Q: Most reactions between an acid and a base form a salt and water. What describes an acid-base reaction
1 answer
Q: A combination of tones that sounds discordant unstable or in need of resolution is called a
2 answers
Q: Condensation occurs when a
1 answer
Q: What is the correct word equation for the reaction 2Na plus 2H2O gives 2NaOH plus H2
9 answers
Q: What is the net ionic equation of Na plus plus OH- plus H plus plus Cl- H2O plus Na plus plus Cl-
1 answer
Q: The molecular formula for sucrose is C11H22O11. How would the empirical formula of sucrose be obtained from this information
2 answers
Q: Massive ice formations that begin at high altitudes and are comprised of many years of snowfall that never completely melt are called .
2 answers
Q: Electrons are excited in photosystem I. What do these electrons combine with in order to produce an energy-carrying molecule
8 answers
Q: How do you open a 92634278 soap dispenser
1 answer
Q: What is the scientific name for foam
1 answer
Q: What will moisture in a sealed system cause
1 answer
Q: Atoms with electronegativity differences below 0.4 generally form covalent bonds.
2 answers
Q: Elements in Group IIA (also known as Group 2 or the alkaline earth metals) have similar properties because they all have the same number of .
2 answers
Q: The number of valence shells are responsible for the makeup of the chemical properties of elements.
3 answers
Q: Where was boron discovered-created
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Q: Who discovered or created boron
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Q: Can chlorine decay
1 answer
Q: Why do dead leaves gradually shrink if left in a warm and damp place
4 answers
Q: Saan galing ang pangalan ng mercury
1 answer
Q: Why the formula of nitrogen gas is N2
1 answer
Q: How many valid electron dot formulas having the same number or electron pairs for a molecule or ion can be written when a resonance structure occurs
2 answers
Q: What does the plus sign indicate in a chemical equation
1 answer
Q: CHEMICAL KINETICS READINGS BETWEEN Na2S2O3 and HCl
1 answer
Q: What does the group number mean
2 answers
Q: What is a material the conducts a current under certain conditions
1 answer
Q: On what basis is a chemical equation balanced
1 answer
Q: Que nombre asigno mendeleiev a los elementos faltantes y cual es su denominacion actual
1 answer
Q: Can chromium bond with itself
1 answer
Q: How many moles are in 98.3 molecules of aluminum hydroxide AL(OH)3
2 answers
Q: How many mL of 0.1010 M HCl will be needed to titrate 0.3151 grams of primary standard Na2CO3
1 answer
Q: What the difference between carbonate residue and an impression
1 answer
Q: What gas is produced when sugar and cupric oxide reacts
1 answer
Q: Does osmosis occur when dried apple slices are placed in distilled water and corn syrup
1 answer
Q: Is sodium and fluorine ionic
1 answer
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