Which isotope in each pair contains more neutrons?(a) chlorine-35 or sulfur-33,(b) fluorine-19 or neon-19,(c) copper-63 or zinc-65,(d) iodine-126 or tellurium-127

Which isotope in each pair contains more neutrons?(a) chlorine-35 or sulfur-33,(b) fluorine-19 or neon-19,(c) copper-63 or zinc-65,(d) iodine-126 or tellurium-127 who knows?The application of double isotope effects in enzyme kinetics.我只知道是个化学领域的词汇,但具体含义呢 某元素的同位素偏转碳12原子的两倍多 什么可以推断该同位素的质量An isotope of an element is deflected twice as much as atom of carbon-12.Which can be deduced about the mass of that isotope? in which in which 200分求一道物理题 求懂英文的高手啊Strontium-89 is a radioactive isotope with an atomic number of 38.How many protons and how many neutrons are present in the nucleus of this isotope?Number of Protons =Number of Neutrons = Use principles of atomic structure,bonding,and/or intermolecular forces to respond to each of the following.Your responses must include specific information about all substances referred to in each question.d) A certain element has two stable isotope 200分求一道物理题,求懂英文的高手来帮下忙A certain isotope has 80 protons and 122 neutrons in its nucleus.Identify the element involved and find the atomic and mass numbers.Atomic number=Mass number= 里面的clean-up for the determination 具体什么意思?这句话什么意思?Ultrasonication extraction and gel permeation chromatography clean-up for the determination of polycyclic aromatic hydrocarbons in edible oil by an isotope dilution gas of which /in which / with which /for which 的用法 in which,on which.at which,to which的区别 in which 什么时候用 in which等于什么? in which standard in which case in which university? In which year____you____(bear)? In which continent in Nepal?