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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 used in lysol
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Q: What color tube is creatinine drawn in
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Q: What tube color for AST or ALT
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Q: Which common mineral fizzes when dilute
1 answer
Q: The elements formed after atoms have broken down and reformed are said to be
2 answers
Q: What bond does hydrogen and germanium make
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Q: Is ammonia an amphoteric substance
3 answers
Q: What is the best description of the end result of chemical bonding most atoms
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Q: Which element has the total number of electrons is equal to the number in chlorine
1 answer
Q: How many atoms for each element in 4cacl2
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Q: In the Lewis structure of ch3oh how many lone pairs of electrons
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Q: Suppose you stir sugar into ice water. Some sugar remains on the bottom of the glass. After the glass sits out for an hour you stir it again. What will happen
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Q: What is the control order for respiration
1 answer
Q: How is titanium formed
2 answers
Q: When hydrogen is attached to a more electromotive element
1 answer
Q: If two chlorine atoms were to attract electrons from two calcium atoms the chlorine atoms would become what charged
1 answer
Q: The of an acid and a base is determined by how completely they disscociate in water
1 answer
Q: How many grams of sodium are in 3 moles of sodium carbonate (Na2CO3) Give your answer to the nearest gram.
2 answers
Q: Malachite specimen a cooled more rapidly than malachite specimen b when it formed what can you predict about the crystals in spicimen a
1 answer
Q: The density of water is equal to 1.0gcm3. a substance with density equal to cm would be what in water
1 answer
Q: Which is an example of a partty acting as a bonding agent
1 answer
Q: A mineral specimen has very large crystals what is the best explanation for how this happend
2 answers
Q: How can matter change from one state to another state of matter
10 answers
Q: Vapor-pressure lowering is a colligative property of a solution which means that it depends only upon .
2 answers
Q: What energy resource produces solid wastes that must be stored in isolation for long periods
1 answer
Q: What are some exothermic processes examples
8 answers
Q: The that takes place when two or more substances interact to form new substances is called a chemical reaction.
2 answers
Q: The oxidation number of lead in the compound PbCl2
1 answer
Q: What was Iron Jackets granddaughters name
3 answers
Q: In the process of coal formation the first form of true coal is called .
1 answer
Q: The first stage in the formation of coal is .
1 answer
Q: A compound is found to contain 50.05 percent sulfur and 49.95 percent oxygen by mass. What is the empirical formula for this compound
2 answers
Q: Processing organic material into fuel is called .
2 answers
Q: The formula for sodium carbonate is Na2CO3. Figure the molar mass of sodium carbonate to the nearest gram
2 answers
Q: Why would the crystals in a intrusive igneous rock be larger than the crystals in a chemical sedimentary rock
2 answers
Q: Ph value of heineken
1 answer
Q: The formula for benzene is C6H6. Figure the molar mass of benzene to the nearest gram
2 answers
Q: Is basic metabolic panel and chem 7
1 answer
Q: ZnS plus O2 ZnO plus SO2 balance
2 answers
Q: How many Cu atoms are in the 0.0159 mol sample
3 answers
Q: Tracking the path and constructing the periodic table
2 answers
Q: Will a decrease in pH of the stomach affect protein digestion
2 answers
Q: What happens when you add copper sulphate with water
1 answer
Q: The process of solid materials being shaped and reformed due to heat or pressure is called .
5 answers
Q: What is the movement of which kind of molecules is controlled by osmosis
1 answer
Q: When you add acid to a carbonate do the universal indicator turn milky
1 answer
Q: Why do we see different colours in a flame test
1 answer
Q: What is the Effect if some farmers use too much chemical fertilizers to replenish soil fertility
1 answer
Q: What is the word equation for aluminium hydroxide and sulfuric acid
1 answer
Q: What is the word equation for aluminium hydroxide and sulphuric acid
1 answer
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