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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: How did the development of self heating metallic alloy powders benefit the military
2 answers
Q: Which of the following reactions would result in decrease entropy
8 answers
Q: What best describes the total mass of substances before and after a combustion reaction
2 answers
Q: Is calcium a ferrous metal
2 answers
Q: Why would you use a titration method when making potassium sodium and ammonium salts rather then just reacting the acid with large amounts of sodium hydroxide or something
2 answers
Q: How long do molecules of ground water stay in the ground
7 answers
Q: Which statement correctly compares the reactants and products of the equation
2 answers
Q: When salts solidify they form what that can be seen in the sediment of urine under the microscope
2 answers
Q: Why is it that paper does not dissolve in water
1 answer
Q: What dose baking soda do to muffins
1 answer
Q: Which ionic compound will lower the freezing point the most if 1 mol of its added to 1 L of water
1 answer
Q: What temperature does coal burn
1 answer
Q: Why then doesn't water vapor rise above these other gases to a higher level of the atmosphere
1 answer
Q: What causes burps that have a rotten egg taste
2 answers
Q: What type of bond is sodium oxide
1 answer
Q: Why can diamonds cut through almost anything
2 answers
Q: What is the oxidation state of hydrogen in NaH
4 answers
Q: How many atoms are in ethanol
1 answer
Q: Do candles use coal
2 answers
Q: What is the correct name for this compound PCI
1 answer
Q: What compound is (H3O)3BO3
9 answers
Q: Can oxidized molecule gain energy
1 answer
Q: How can naphthalene be separated from a mixture of naphthalene and common salt.explain
1 answer
Q: How many moles of Na and PO43 form for each mole of Na3PO4 that dissolves
9 answers
Q: What system supplies the blood with oxygen through breathing
1 answer
Q: How do you address the issue of sodium cyanide mixed with water
1 answer
Q: What is the formula for the bond between Manganese and oxygen
1 answer
Q: What are two physical properties of the element sulfur
1 answer
Q: What is the chemistry symbol for hydrochloric acid
2 answers
Q: Is chlorine corrosive
1 answer
Q: What type of bond do all of the molecules H2 Chlorine Cl2 Ammonia NH3 Methane CH4 have in common
7 answers
Q: What is reaction between aluminum and potassium nitrate
1 answer
Q: How many atoms are in 6.4g of copper
1 answer
Q: Is there alchol in Lysol disinfectant wipes
1 answer
Q: When comparing be2 and h2
1 answer
Q: Can I use Clorox to take a stain off of my white shoes
1 answer
Q: What property of a solution is described by its pH
1 answer
Q: What is meant by salt when said that metal react with acids to form salt
2 answers
Q: What is the Latin name for aluminum
2 answers
Q: What concentration gradients are established and maintained by the sodium potassium exchange pumps
2 answers
Q: What is the viscosity of urea formaldehyde's
1 answer
Q: Is smoke from a car exhaust a colloid
1 answer
Q: Where is water absorbed through walls
1 answer
Q: What is the condition for a substance to be called a resource
1 answer
Q: What kind of carbon black is on the market
1 answer
Q: What kind of bond would two non metals make
1 answer
Q: What is more reactive carbon sulfur fluorine or arsenic
1 answer
Q: Does chicken bouillon dissolve
2 answers
Q: What is the best oil water ratio to make the best lava lamp
1 answer
Q: Which term describes the amount of money the nation owes
2 answers
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