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Which best describes why nh4+ can form an ionic bond with cl-?
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Y=‐1x + 7 if y has a value of ‐24 what is the value of x?
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The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
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L'aigua del mar te una densitat de 1,04g/cm volem omplir una piscina de 2 metres de profunditat i 20...
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