Answers created by SupernovaT

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• Calculate the concentration at equilibrium?
  
• Why do the noble gases have zero electron affinity?
  
• Question #7275d
  
• Question #4996b
  
• Can anyone clarify all the types of relationships in kind of.. not blood relationship? As in half brother kind?
  
• Question #f5ba3
  
• Question #96f83
  
• Question #43ca5
  
• Question #5a784
  
• Question #3fc7f
  
• When is a reaction said to be spotaneous?
  
• What is physically happening within an atom when covenant bonds are formed?
  
• What are the constituents of water?
  
• What is the hierarchical organization of all matter from the Subatomic Particle to the Universe?
  
• Why polymers are less dense than metals? Why polymers are less conductive than metals? Why polymers are less hard than metals?
  
• How many elements are involved in the reaction of calcium with water?
  
• Question #efa5f
  
• What is the meaning of ''the desired pH adjusted using drops of 2 N HCl and 2 N NaOH'' ?as I would like to do the same recipe to adjust my ph of glucose. Any advice is appreciated, Thank you in advance,
  
• Question #8b78e
  
• Question #76484
  
• What is a quantum number?
  
• Question #705cb
  
• How do you write nuclear equations for alpha decay?
  
• What is an advantage of coal power plants over nuclear power plants?
  
• How many electrons, and how many protons, does an atom have?
  
• Complete and balance the equation?
  
• Question #a1c50
  
• Question #b2435
  
• Including: # of particles, temperature, average kinetic energy, molar mass, average velocity, electronegativity and atom size, which of these are the same or different for all of the elements?
  
• Do protons, neutrons or electrons have the smallest mass?
  
• I want to learn "Quantum chemistry" Can u suggest any kind of lectures That helps me to learn it Also it should provide me interst on chemistry Please suggest a way of learning ??
  
• Why is vaporization endothermic? Why is condensation exothermic?
  
• Question #6d6cb
  
• Question #b8881
  
• Will two isotopes react differently?
  
• What is the formula weight of methane?
  
• Do aqueous solutions of alkalis contain hydrogen or hydroxide ions?
  
• Why does gamma decay occur?
  
• Question #b84dc
  
• Question #5f1e8
  
• Question #75a03
  
• Question #021c6
  
• Question #5a7f8
  
• What type of atom is magnesium?
  
• Question #65957
  
• Question #44152
  
• Question #56893
  
• What are the substances that enter a reaction?
  
• Question #2b2a6
  
• How are elements represented symbolically?
  
• What is an example of two elements with similar properties and an explanation of how you know?
  
• Why do elements in the same group have similar physical properties?
  
• Why do alpha and beta decay produce new elements but gamma decay does not?
  
• How does condensation occur?
  
• Question #04d66
  
• Question #4d009
  
• Question #11aaf
  
• How would you explain how particles move in the three states of matter.?
  
• Question #18ebf
  
• What are the three main types of radiation in order of increasing penetrating abilities?
  
• Question #1ca3e
  
• How does specific heat capacity of water protect living organisms?
  
• Question #5d72c
  
• How would you sequence the main steps of the scientific method?
  
• Question #a4669
  
• Question #f0a16
  
• What happens in the reaction of Fe(II) and O?
  
• #HO# and #H_2O_2# are examples of the empirical and molecular formula of a compound, respectively. What is the relationship between these two types of formulas?
  
• How can i balance lithium + Oxygen ------= lithium oxide?
  
• The produces of what type of reaction have lower energy than the reactants?
  
• Can a polyatomic ion have no dipole moment?
  
• What is it meant by change of state in chemistry?
  
• Question #90302
  
• Question #a89ba
  
• Question #708bc
  
• What to put on my Chemistry Final Notecard?
  
• The half-life of 32P is 14 days. You start with 10 picograms of 32P. How much is left after 28 days?
  
• Question #d1e8d
  
• Why is digestion considered positive feedback and not negative?
  
• What do the charges on the atoms on each side (right and left sides) of the chemical equation indicate?
  
• What is the relationship between the structure and function of arteries, capillaries, and veins?
  
• A recipe calls for 1 cup of cake mix and 4 eggs. This recipe serves 6 people. How many eggs are needed to make enough to serve 15 people?
  
• Question #f0950
  
• Do living organisms defy the second law of thermodynamics?
  
• How mirror images of chiral and achiral compounds are drawn ????
  
• Question #2ac80
  
• Question #7f077
  
• What is octane number? Please elaborate. Thanks!
  
• What species has the ground-state electron arrangement #1s^2 2s^2 2p^6 3s^2 3p^6 3d^10#?
  
• Are flame tests useful in determining identities of metals in a mixture of two or more salts? Why or why not?
  
• Question #9f6fa
  
• Question #73dee
  
• Question #7cfbb
  
• How do atomic structures differ from one another?
  
• What are the two types of hypotheses used in a hypothesis test? How are they related?
  
• What intermolecular forces are present between ethanol and methanol?
  
• Question #ab80d
  
• Question #06076
  
• Question #f4bb5
  
• Question #a1d40
  
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