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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: How Chemical equations are balanced by changing the subscripts of the molecule true or false
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Q: Is lime water an acids alkali or neutral
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Q: What are advantages and disadvantages of acids and bases
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Q: WHAT ARE THE chemicals called that are used to make a specmin visable under a microscope
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Q: Are ores mined because they contain beautiful substances
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Q: What is another word for biogas
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Q: What is an example of change of state
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Q: Why I2 is solid at 25celcius
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Q: How many molecules are in 60 g of ethane
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Q: What Three Things Stay The Same Before And After A Chemical Reaction
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Q: If you mix chlorine lithium and nickel together which two elements would be the most reactive
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Q: Is hard ketchup a physical or chemical change
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Q: Why solution of Na2CO3 is basic
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Q: What is consider neutral of pH
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Q: What characteristic shared between chlorine fluorine and bromine makes them have similar properties
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Q: What are the names of the products in photosynthesis chemical equation
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Q: What atom is present in many acid
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Q: Is bromine soluble in hexane
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Q: What are the correct coefficients when this chemical equation is balanced
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Q: Is this real gold
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Q: How many atoms are there in NH4NO3
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Q: How do you Choose the Flame Retardant Protective Clothing
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Q: Do all substances catch fire on same temperature. Give reasons
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Q: What is a 4 letter word that means container for liquid
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Q: What is the melting point of glass used as a substrate
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Q: What is the flame color of sodium nitrate solution
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Q: Is CCl4 covalent bond
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Q: Is copper when it turns green in the air a chemical change
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Q: What is the atomic number based on in the nucleus
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Q: What volume (in milliliters) of a 0.150 M salt water solution contains 0.500 g of NaCl
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Q: If mixture contains water solid calcium carbonate rock chips and a light oil. How would you separate and keep all three components
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Q: What color is hydrated copper chloride in water
1 answer
Q: If temperature of a gas tripled what happens to the volume
9 answers
Q: How many moles of ions are in the solutionCalcium chloride (CaCl2) is an ionic compound that dissociates in water. A chemist forms a solution by mixing 0.50 mol CaCl2 and 1.0 kg of water
1 answer
Q: What are used in nuclear reactors to absorb neautron6neutrons
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Q: What happen for the reaction between carbonic acid and water
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Q: What is the importance of the charges in the soil colloids in relation to soil nutrients and pollution
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Q: Why does the pressure exerted by a gas at constant temperature decrease when the volume of the gas is increased
7 answers
Q: What is the difference between fehling's solution and tollens reagent
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Q: How big is a bag of baking soda
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Q: What Approximately how long do scientists think chemical evolution took
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Q: Where can you find hydrochloric acid in your body What does it do
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Q: What are the new substances that are formed during a chemical reation
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Q: How many atoms are in 64g sulfur
1 answer
Q: What elements made copper chloride
1 answer
Q: Is fluorine ductile
2 answers
Q: How many grams does a pot of jelly weigh
1 answer
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