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aarjuarora123

aarjuarora123

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Aarzoo Arora

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English2Chemistry1
past participle   8. Two years ago Timmy (win, won) the pole vault.
past participle   9. The local newspaper has (wrote, written) about him often.
____________ 10. A photo they (take, took) of him won a sports award.
    base form    11. Have you (go, gone) to any of the events yet?
    past form     12. I (gone, went) to watch the broad jump yesterday.
____________ 13. Sam (tell, told) us that his right knee is sore.
____________ 14. He hopes he has not (tore, torn) a muscle.
past participle  15. He has (see, seen) a doctor about it already.
____________ 16. I (think, thinking) the doctor recommended heat.
____________ 17. Did you know that he has (have, had) an operation on that knee?
____________ 18. We hope the twins (win, winning) a track scholarship to college.
____________ 19. After the track meet, may I (ride, rode) home with you?
____________ 20. I (drive, drove) here yesterday with my sister.
Answer: 20 drove(past tense) 19 ride(present) 18 will win (future) 17 did mean...
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9. Who are "the gods" referring to in this passage from the story?
"The house was an altar with ten thousand attendants, big, small, servicing, attending, in choirs.
But the gods had gone away, and the ritual of the religion continued senselessly, uselessly."
a. the mother, father, and children who lived in the house
b. politicians who began a war and then fled to safety
c. the inventors responsible for creating the house
d. scientists who developed the nuclear bomb astonishment
10. The dog frothed at the mouth, lying at the door, sniffing, its eyes turned to fire is an example of $a(n)$
a. simile
b. metaphor
c. personification
d. irony
11. What is the significance of the line, "The dog was gone."
a. This is the beginning of the takeover of the home
b. It represents the end of the last truly living thing in the house
c. The dog has finally left as have all the people
d. It symbolizes the total abandonment of the home
12. Why is it ironic that the house chooses the poem "There Will Come Soft Rains"
a. The poem is Mrs. McClellan's favorite, but she is not there to hear it
b. The house, like nature in the poem, is unaware of the demise of mankind
c. It is raining outside as it is raining in the poem
d. The house is mistaken about the poetry Mrs. McClellan liked
13. Why does the marking of time change at 10:00p.m.?
a. The damage has changed the home's operating system.
b. The home now realizes the family is no longer there.
C. The house is now dead and no longer announcing the time.
d. The home is set to change the marking for time at 10:00p.m.
14. Which line best represents the climax of the story?
a. The nursery walls glowed. (paragraph 24)
b. Today is August 5, 2026, today is August 5,2026, today is ... (last line)
c. A dog whined, shivering on the porch. (paragraph 14)
d. At ten o'clock the house began to die. (paragraph 31)
15. Based upon the story as a whole, the reader can conclude that Bradbury believes
a. more technology should be used in every home
b. technology can be useless, impractical and even dangerous
c. all technology should be monitored closely by the government
d. technology has the ability enhance the lives of individuals
16. What is the effect of the story's point of view?
a. The first person narration reveals the thoughts/actions of the family members.
b. The omniscient narrator reveals details not available since there are not characters.
c. The 3rd person narration provides an objective perspective of the events in the story.
d. The omniscient narrator reveals the carelessness and destructive behavior of the family since they would not.
Answer: 9 answer is c 11 answer is d12 answer is a 13answer is bStep-by-step e...
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  1. Which of the following samples contains the greatest number of molecules?
  2. 1 g phosphorus, P4                                                 1 g nitrogen, N2
  3. 1 g chlorine, Cl2                                                                  1 g sulfur, S8

 

7 How may Na ions (Na+) are present in 0.500 mol NaOH?

  1. 20 x 1023                                                                     C. 3.01 x 1023
  2. 51 x 1023                                                            D. 6.02 x 1023

 

  1. Acetic acid, the acid present in vinegar, has the empirical formula of CH2 If the Molar mass of the acid is 60 g/mol, what is its molecular formula?
    1. 2CH2O                C2H2O2                                C. CH4O                      D. C2H4O2

 

  1. The limiting reagent in a chemical reaction is one that:

     A.is consumed completely.                                                 

  1. has the smallest coefficient.
  2. has the smallest molar mass (formula weight).
  3. has the largest molar mass (formula weight).

 

10.Which of the following statements is TRUE for the chemical equation given        below in which nitrogen gas reacts with hydrogen gas to form ammonia gas        assuming the reaction goes to completion?

                                       N2 + H2      →    NH3

  1. The reaction of three moles of hydrogen gas will produce 34 g of ammonia.
  2. One mole of N2 will produce one moles of NH3.
  3. One mole of nitrogen produces  02 x 1023 molecules of ammonia.
  4. The reaction of one mole of H2 will produce 1/2 moles of NH3.
Answer: S8 has grater number of molecules Limiting reagent is that which is co...
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