Answers edited by Kai

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• Which is a factor in determining the average atomic mass of an element?
  
• Beryllium only is first than sodium then how it is considered that Na has the highest atomic radius ?????
  
• How do you find the derivative of #f(x)= x+ sqrtx #?
  
• How do you evaluate #3^{3+}5^{2}#?
  
• Are the attractions water molecules have for each other stronger or weaker than the attractions between molecules of carbon dioxide? Thank you!
  
• What is the difference between a shell and a subshell?
  
• Please show how you did each?
  
• What are positively charged subatomic particles called?
  
• What is the difference between #SO_2#, and #SeO_2#?
  
• What are the intercepts of the line #y = –2x + 8#?
  
• Electronic configuration of bromine ?
  
• Is #"Na"_2"SO"_4"# soluble in water?
  
• How do you solve #8m -55 =10.1#?
  
• How do you solve #11 + sqrt(2x+1)=2#?
  
• Domain of f(x)?
  
• The #K_a# for #HCOOH# is #1.78*10^-4#. What would be the expected #[H_3O^+]# for a 1.0 M water solution of #HCOOH#?
  
• Which gas is used in the process of photosynthesis?
  
• How do you find the 8th term of -1, 1, 3, ...?
  
• Who's interested in a new Socratic on a different website?
  
• Why are GMFs considered unhealthy?
  
• What is atomic radius?
  
• Which type of intermolecular forces exist between (a)#H_2S# molecules (b)#Cl_2# and #C Cl_4# molecules?
  
• What happens at the cathode in an electrolytic cell?
  
• What is a googol?
  
• How do you evaluate #lim_(x->0) (sqrt(4+x)-2)/(3x)#?
  
• A salt has percentage by mass, 20.00% with respect to magnesium, 26.66% with respect to sulfur and the balance is oxygen... What is the empirical formula of the material?
  
• If 42.5 mol of an ideal gas is at 8.77 atm and 439 K, what is the volume of the gas?
  
• How do to measure the solubility of a solid?
  
• What are the first four terms of the sequence #r(n)=4.5n-8# ?
  
• How do you find the derivative of #f(x)= x+ sqrtx #?
  
• Can anyone help me with a grade 9 Math Question?
  
• What is the second term of #(p+q)^5#?
  
• What is the function of mRNA?
  
• How much heat is evolved when 907 kg of Ammonia is produced according to the following equation? (Assume that the reaction occurs at constant pressure) #N_2(g)# + #3H_2(g)# #rarr# #2NH_3(g)# ; #DeltaH# = -91.8 kJ Thank you so much! :)