Convert 3.2 hectoliters to liters.

E. 回答问题。 Base on your own circumstance and answer the following questions with the sentences provided patterns.   1. 你住宿舍还是校外公寓？ 附近有什么？ 从那里走路到学校要多长时间？  (10%)       你住宿舍還是校外公寓？附近有什麼？從那里走路到學校要多長時間？                                                                                                                                                                                                                                                   2. 你学中文，学了多长时间了？     你學中文，學了多長時間了？                                                                                                                                                                                                                                                     3. 你为什么想学中文？ (因为…/  另外…)     你為什麼想學中文？ (因爲…./ 另外…)                                                                                                                                                                                                                                                    4.你的卧室大吗? 放得下一张大书架吗 (Question Word+ 都/也…/ 连…..都+verb…..)    你的臥室大嗎? 放得下一張大書架嗎 (Question Word+ 都/也…/ 連…..都+verb…..)                                                                                                                                                                                                                                                     5. 你对什么有兴趣？      你對什麽有興趣？                                                                                                                                                                                                                                                  

B. Vocabulary Part 1: Read the Chinese vocabulary and match the correct pinyin.  记得； 記得[b1] 旅行[b2] 干净；乾净[b3] 安静[b4] 家具； 家俱[b5] 附近[b6] 印象[b7] 整理[b8] 宠物；寵物[b9] 搬[b10]   a) yìnxiàng b) jìdé c) bān d) lǚxíng e) gānjìng f) chǒngwù g) zhěnglǐ h) ānjìng i) jiājù j) fùjìn  

The half-life of 86Ra is 1.2 minutes.  How much time will it take for the radioactivity of this radioisotope to be decreased to 50% of its original intensity?

A valence number of +1 indicates which of the following? One electron in the valence shell The atom will be likely to give up its valence electron/s, thus making a good conductor Seven electrons in the valence shell

Which of the following types of radiation carries one unit of negative electrical charge?

The octet rule states that the outermost shell of an electron cannot exceed ____ electrons.

Which atomic model described the atom as a miniature solar system with electrons revolving in prescribed orbits?

Which of the following is/are true in regards to centripetal force? It is also referred to as the “center-seeking force”. It describes the electrostatic force of attraction between the positively charged nucleus and the negatively charged electron that keeps the electron in its orbit. It is the tendency of a rotating body to move away from the center of rotation.

Which of the following conversions is correct in expressing exposure?