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• which must be the same when comparing 1 mol of oxygen gas, o2, with 1 mol of carbon monoxide gas, co? the mass the volume the number of molecules the number of oxygen atoms
  
• which of the following statements best describes why the united states invaded iraq?president bush argued that saddam hussein had been the terrorist mastermind behind 9/11.most nations in the world wanted to invade iraq, and the united states agreed to lead the effort.after 9/11, president bush declared war on people like saddam hussein who had threatened america in a terroristic way.after 9/11, president bush argued that a man like saddam hussein could not be trusted with wmds.
  
• what was most likely the motive for creating this poster? to convince more people to enlist in the navy to inspire unity in the fight against the nazis to elicit awareness of the symbol used by nazis to encourage the navy to make a star its new symbol
  
• how did congress react to the black codes of the 1860s? congress passed new laws that restricted the rights of african americans. congress asked president johnson to take control of reconstruction. congress took control of reconstruction from president johnson. congress supported president lincoln’s plan for states’ readmittance.
  
• read the passage from \animal farm. on the third sunday after snowball's expulsion, the animals were somewhat surprised to hear napoleon announce that the windmill was to be built after all. he did not give any reason for having changed his mind, but merely warned the animals that this extra task would mean very hard work, it might even be necessary to reduce their rations. what is the central idea of this passage? the animals cannot believe that snowball is gone. napoleon expects the animals to work harder and eat less. the animals do not understand why they have to build a windmill. napoleon steals ideas from snowball and pretends they are his own.
  
• which two actions are examples of diem's political corruption? discriminating against all religions except catholic and buddhist people allowing buddhist people to display their flags during festivals and celebrations promising to redistribute land from the wealthy to the peasants providing government positions to acquaintances rigging the election of 1955
  
• soil ph is a measure of the acid content of the soil. the graph shows the tolerance of earthworms to soil ph. the graph is titled tolerance. it plots population on the vertical axis against a range of environmental variable on the horizontal axis. the shape of the curve is like a bell, and extends from the lower limit of tolerance to the upper limit. in a meadow where earthworms live in the soil, the ph gradually decreases from the optimum range into the zone of stress. what is the most likely effect on the earthworm population? a. the size of the earthworm population increases, but otherwise the population is unchanged. b. the size of the earthworm population decreases, but otherwise the population is unchanged. c. earthworms that tolerate high ph become more common in the population. d. earthworms that tolerate low ph become more common in the population.
  
• the main function of _____ tissue is communication between different parts of the body.
  
• which equation gives the length of an arc, s, intersected by a central angle of 3 radians in a circle with a radius of 4 in.? s = three-fourths s = four-thirds s = 4 + 3 s = 4 times 3
  
• if environmental triggers cannot be avoided or modified, they may make it difficult to extinguish a behavior. please select the best answer from the choices provided t f