Answers created by Anthony F.

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• What would happen to a system at equilibrium if the temperature were changed?
  
• What are the DNA-DNA complimentary base pairing rules?
  
• How many sex chromosomes does the normal human female inherit from her mother?
  
• Are all mutations in DNA passed on to offspring?
  
• A diseased cell is longer to produce proteins. Which cell structure is most likely malfunctioning?
  
• What is a genus?
  
• What are common mistakes students make with animals?
  
• Why are polyatomic ions covalent?
  
• If a compound is 86% carbon and 14% hydrogen by mass. What is the empirical formula for this compound?
  
• How do genes differ from chromosomes?
  
• What are prokaryotes?
  
• Why is the oxidation number of oxygen?
  
• How many valence electrons are in an atom of sulfur?
  
• How do you calculate atoms of an element?
  
• What is dna?
  
• How does pressure differ from force?
  
• What is anaphase?
  
• What is natural selection?
  
• What is genotype expression ?
  
• How do hormones differ from enzymes and neurotransmitters?
  
• What are telomeres and why are they important?
  
• How does the atomic number change when it emits an alpha particle?
  
• How do covalent bonds differ from hydrogen bonds?
  
• What is an example of a pH practice problem?
  
• What is the name of the ionic compound LiF?
  
• How can I write the formula for calcium oxide?
  
• How do polyatomic ions form compounds?
  
• What covalent compounds are soluble in water?
  
• What are the colligative properties?
  
• What is a covalent compound?
  
• Why are mole ratios central to stoichiometric calculations?
  
• What does percent yield mean in chemistry?
  
• How can I write the formula for sodium sulfide?
  
• How many moles are contained in 78.41 L of Ne at STP?
  
• What is the percent by volume of ethanol in the solution? 60 mL of ethanol is diluted with water to a final volume of 400 mL.
  
• How does carbon 14 differ from carbon 12 and 13?
  
• How does dissociation affect conductivity?
  
• How do you change mol to grams?
  
• Question #f8633
  
• How can I calculate the percentage by mass of sodium in sodium azide, NaN3(s); used in automobile air bags?
  
• What is the molar volume of a gas at standard conditions?
  
• How can I calculate molality of ions in solution?
  
• How does the ideal gas law differ from the combined gas law?
  
• How can I calculate the specific heat of aluminum?
  
• What sort of radiation can cause genetic mutations?
  
• How does dilution affect absorbance?
  
• Question #8153f
  
• How many p-orbitals are occupied in a N atom?
  
• What are valence electrons?
  
• How does concentration effect Le Chatelier's principle?
  
• What are some examples of exothermic reactions?
  
• What are some examples of synthesis reactions?
  
• How much alcohol is in a 9-oz solution of water and alcohol that is 20% alcohol?
  
• Why does vapor pressure decrease when a solute is added?
  
• How does pH relate to H+ concentration?
  
• How can I calculate molality of an aqueous solution?
  
• How is Charles' law different from Boyle's law?
  
• Question #ad7e1
  
• Question #ad39f
  
• How do you calculate the pH of a solution when given the OH- concentration?
  
• How do specific heats of metal compare to that of water?
  
• Commercially available concentrated sulfuric acid is 18.0 M H2SO4. What volume of concentrated H2SO4 would I use in order to make 3.00 L of a 4.0 M stock solution?
  
• What is the ground state configuration of chlorine?
  
• What is the sum of the oxidation numbers of all of the atoms in a neutral compound?
  
• How can I calculate the pH of an acid?
  
• Describe how would you prepare 1 L of a 1 M solution of sodium chloride. The gram formula weight of sodium chloride is 58.44 g/mol.
  
• Question #fd9f0
  
• Question #8d48c
  
• Are compounds considered pure substances?
  
• The temperature measured in an experiment was #"64.9"^@"C"#. The theoretical temperature is #"55.0"^@"C"#. What is the percent error?
  
• How can a solute be separated from a solvent?