Answers created by Alex M.

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• Two dice are rolled once. What is the probability of getting a multiple of #3# or a sum of #10#? The answer, according to my book, is #5/12#
  
• The combustion of a gaseous alkane produces 7 L of carbon dioxide plus water vapour. If the original volume of alkane plus oxygen was 6 L, what is the formula of the alkane?
  
• Question #314ba
  
• Question #0fcf0
  
• A yield of #NH_3# of approximately 98% can be obtained at 200 deg C and 1,000 atmospheres of pressure. How many grams of #N_2# must react to form 1.7 grams of ammonia, #NH_3#?
  
• Given the following reactions the enthalpy of reaction for 2N2O(g) --> 2NO(g) +N2(g) is __________ kJ? N2 (g) + O2(g) --> 2NO(g) ΔH = +180.7 kJ 2N2O(g) --> O2 (g) + 2N2(g) ΔH = -163.2 kJ
  
• Question #5c91e
  
• Question #0f82d
  
• Question #7e34b
  
• Question #87e4a
  
• How many molecules are in 10.8 grams of #C_12H_22O_11#?
  
• Question #b65b0
  
• Question #0313d
  
• Question #e2184
  
• Question #31f5b
  
• Question #c5ab5
  
• How do you graph #f(x) =abs(3x+2)#?