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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: Is the chemical formula H2o physical or chemical change
1 answer
Q: What substance are mixed with iron ore in the blast furnace
1 answer
Q: What in salt makes ice melt fastest
2 answers
Q: What are the uses of a 3 ml syringe
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Q: What black powder is released when you burn coal
1 answer
Q: Why is an acid defined as a proton donor
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Q: Will c6h12 react addition or substitution reactions why
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Q: What is the pH of hydrogen astatate
3 answers
Q: Is mgoh a covalent or ionic
1 answer
Q: How many grams is equal to 355ml
2 answers
Q: Why would an engineer need to know the effect of temperature on a solid
2 answers
Q: Can you get too much iodine in your body
1 answer
Q: Does CLR contain ammonia
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Q: What part of atom is responsible for atoms forming bonds with other atom
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Q: How does an Ionic bond stay together
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Q: What do coal come from
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Q: When the reaction is balancedthe number in front of hydrogen gas will be
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Q: What element has atoms with only one completely filled principal energy level
4 answers
Q: Why is iron from the blast furnace hard and brittle
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Q: Who discovered he element zinc
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Q: Do nonmetals lose electrons when they react
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Q: What elements are in a vase
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Q: Is neodymium poisonous
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Q: What caused the slime to dry if it sits out overnight
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Q: What is the total ionic equation for AgNO3 plus KCl
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Q: When anazlyzing a water sample for presence of an ion using precipitation reactions why should the entire sample not be used in the process explain
2 answers
Q: What causes the phase in water to change
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Q: How many atoms are in the compound tetra phosphorus dioxide
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Q: Can Copper toxicity cause paranoia
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Q: What ionic compound LI and N
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Q: How do things react in science
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Q: How long does it take things to rust
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Q: What 3 elements are present in all fatty acids
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Q: Can a wood fire get hot enough to burn away pure copper
1 answer
Q: The increase in temperature with dept in the earth is called the what gradient
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Q: HOW TO REMOVE SUPER GLUE FROM DIAMONDS
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Q: Can the amount the balloon fills up be controlled by amount of baking soda
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Q: What does carbon and oxygen equal
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Q: How many atoms are in lithium chlorate
1 answer
Q: What is the movement of molecules from more crowded place to less crowded places
2 answers
Q: Can the lack of oxygen cause dizziness
1 answer
Q: How do you empty oxygen tank
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Q: What is harmful for your heart
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Q: Can baking soda eliminate urine odor
1 answer
Q: What happens if you added soduim hydroxide solution to some hydrochloric acid in a beaker
1 answer
Q: What type of bond does potassium and sulfur form
1 answer
Q: Is hammering gold until it becomes flat a physical change or chemical change
9 answers
Q: How many moles of KBr will be produced from 4.79 moles of BaBr2
2 answers
Q: What is a does compound mean in science
1 answer
Q: How are displacement reactions are used to obtain metals from compounds
1 answer
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