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• what is the energy of a photon of infrared radiation with a frequency of 2.53 × 1012 hz? planck’s constant is 6.63 × 10–34 j • s. 1.68 × 1023 j 1.68 × 1047 j 1.68 × 10–21 j 1.68 × 10–45 j
  
• declaring war and coining money are consideredstates’ rights.implied powers.national rights.expressed powers.
  
• which group is the native population of australia? a. bantu b. boer c. maori d. aborigine
  
• henry wants to create a presentation for his clients. he wants to upload the presentation file directly to the internet. which presentation software can henry use? henry can use to directly upload the file to the internet.
  
• a deli is offering two specials. the roast beef special gives a profit of $2.30 per sandwich, and the turkey special gives a profit of $3.10 per sandwich. the roast beef special uses two slices of bread and three slices of cheese. the turkey special uses two slices of bread and four slices of cheese. the deli has 120 slices of bread and 160 slices of cheese available for the specials. the deli wants to maximize its profit selling specials. let x represent the number of roast beef specials and y represent the number of turkey specials. what are the constraints for the problem?
  
• how does the description of elisa’s daily routine support the author’s claim that the fast food industry seeks out teenage employees? it provides anecdotal evidence of a teenage fast food employee living like an adult. it provides analogical evidence to compare the efficiency of teenagers and adults. it provides statistical evidence of what an average fast food employee experiences. it provides testimonial evidence to describe employee abuse in the fast food industry.
  
• perform the experiment by spinning the spinner 7 times. which color has the highest frequency, and what was that color’s experimental probability?
  
• in florida immersion in water or fire as a result of collision happens in less than
  
• the corona is to the sun as _____ to earth. a the atmosphere is b the oceans are c the seasons are d the moon is
  
• what type of van der waals interactions occur between molecules of o2, scl2, and ch4 in liquids of these substances?