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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: The smallest unit of an element that maintains the properties of that element.
2 answers
Q: Instruments that operate on the ionization principle are broken down into three main categories based on what
2 answers
Q: RADIAC instruments that operate on the ionization principle are broken down into three main categories based on what
2 answers
Q: Scientific procedure followed to obtain results for analysis. This is also a means to test a hypothesis.
1 answer
Q: How does vapor pressure of water at 50 oC compare with its vapor pressure at 50 oC
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Q: A sample of titanium with a mass of 1.10 g was heated and completely reacted with chlorine gas. The resulting compound had a mass of 3.54 g. What is the empirical formula of the chloride that formed
1 answer
Q: Suggest when most oxygen is released into the air
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Q: When is oxygen released during 24 hours
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Q: What type of bond occurs between si and s
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Q: What equal volumes of gases under the same conditions of temperature and pressure have equal
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Q: The process that occurs when physical forces break rock into smaller pieces without changing the rock and acirc and 128 and 153s chemical composition is called
1 answer
Q: How do matter and energy interact in the food web
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Q: If 3 moles of a compound use 24 J of energy in a reaction what is the Hreaction in Jmol A. -8 Jmol
1 answer
Q: Unhealthy elements in the air we breathe
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Q: How much percent of our body is water
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Q: Is a steel alloy a compound
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Q: In the manufacture of fizzy drinks should carbon dioxide be added at high or low temperature
1 answer
Q: This is an element in the periodic table that is the basis for all organic molecules
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Q: The primary colors of pigment are yellow magenta and .
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Q: What is the word equation for aluminium and hydrochloric acid
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Q: What cologne does Madonna wears
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Q: What is the temperature of which gold vaporizes
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Q: What is the chemical name of HP
2 answers
Q: Gold does not flow when poured from one container to another why
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Q: What is this the chemical name for S2F4
5 answers
Q: Volume of a sample of hydrogen gas at 0.997 ATM is 5.00L what will be the new volume if the pressure is decreased to 0.977atm
2 answers
Q: What is the name of change of state from solid to liquid
1 answer
Q: Chlorine is heated with oxygen to form dichlorine monoxide gas
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Q: A metolloid has
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Q: How many hours does alcohol stay in urine sample
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Q: Cobalt is listed in the periodic table therefore Cobalt is a
1 answer
Q: Example of heterogeneous solid in liquid
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Q: What is it called when material is layed down
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Q: What is the percent composition of oxygen in lead2 nitrate
2 answers
Q: What are unpredictable metals
1 answer
Q: How has the scientific community addressed the safety of chemists
1 answer
Q: Where does petroleum form
1 answer
Q: Is Ga a metal or nonmetal
4 answers
Q: What the study of materails at very low temperature
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Q: 5. How many trials of each titration should you carry out in order to obtain dependable results
2 answers
Q: A scientist wants to test how much of an acid can be added to a solution before the pH of the solution changes to below a certain point. The starting pH of the solution is 6.0 and the s
1 answer
Q: Ask us anythingHuman blood has an approximate pH of 7.3. Which substance is more basic than human blood
1 answer
Q: Rutherford proposed that atoms have positive nuclei which statement correctly describes the nucleus of an atom
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Q: How does adding solution to as affect the mass of the solution
1 answer
Q: Ask us is the following options are examples of matter
1 answer
Q: Why did Thomson think that atom must contain positive charges
2 answers
Q: A is made up of different kinds of atoms chemically combined.
3 answers
Q: A subatomic particles that has a positive charge and tha is located in the nucleus of an atom.
7 answers
Q: Which element gains 2 electrons
1 answer
Q: Which activity is an example of empathy in everyday life
5 answers
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Trending Questions
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