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• when 40.0 ml of 1.00 m h2so4 is added to 80.0 ml of 1.00 m naoh at 20.00°c in a coffee cup calorimeter, the temperature of the aqueous solution increases to 29.20°c. if the mass of the solution is 120.0 g and the specific heat of the calorimeter and solution is 4.184 j/g • °c, how much heat is given off in the reaction? (ignore the mass of the calorimeter in the calculation.) use q equals m c subscript p delta t.. 4.62 kj 10.0 kj 14.7 kj 38.5 kj
  
• the area of a rectangle is x2−42x in.2 and its length is (x+2)22 in. what is the width in inches?
  
• the area of a sector of a circle is given by the equation uppercase a = startfraction pi r squared uppercase s over 360 endfraction, where r is the radius of the circle and s is the angle measure of the sector. if mia solved this equation for s, which of the following equations did she write?
  
• by what age do babies generally develop full sensitivity for taste? by the age of babies generally develop full sensitivity for taste.
  
• in the product 6o2, what does the coefficient mean? there are 12 molecules of o2, there are 8 molecules of o2, there are 6 molecules of o2. there are 2 molecules of o2.
  
• what is the effect of the figurative language used in this excerpt? choose two answers.
  
• why was federalists an appropriate name for alexander hamilton’s political party?
  
• which statement defines the term markup? a. the extra amount added to the selling price to arrive at the cost price b. the extra amount added to the cost price to arrive at the selling price c. the extra amount added to the marginal cost to arrive at the selling price
  
• a 1-l soda bottle contains dissolved carbon dioxide gas. which bottle would have the highest concentration of dissolved gas?
  
• parathyroid hormone increases the blood ion concentration and decreases the blood ion concentration