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Please help with the following:
32P is an unstable isotope of phosphorus that has a half-life of 14.29 days. Atoms of this isotope undergo beta decay in which a neutron decays into a proton and an electron.
a) Please describe the mass and atomic number of the element that results.
b) How long would a sample contaiinng this isotope decay to 1/32 of its radioactivitiy?
What are sols? A colloidal system in which solid particles are dispersed in a liquid is referred to as a sol, to distinguish it from a true solution. In a true solution, the
Which is FALSE? Diastereomers: Select one: a. Have the same molecular weight b. Have the same connectivity c. Are mirror images d. All of the above e. None of the
Define effect of dietary fibre expect physiological effects? In addition to all the physiological effects mentioned above, dietary fibre may exert other effects. Acetate and pr
Types of Blood Vessel Arteries Arteries carry blood away form the heart via the pulmonary artery and aorta. Arterioles As major arteries begin to branch , th
Role of Biotic Factors Inducing Senescence Besides environmental and endogenous factors, biotic factors also play a role in inducing senescence. For example, due to an attack
Q. Why is it not correct to assert that the DNA self- replicates? The DNA is not completely self-sufficient in its duplication process because the replication does not occur wi
Hydrophily - Cross-pollination All hydrophytes are not necessarily pollinated by water. In fact most of the aquatic plant are anemophilous, e.g. Alisma, Nymphaea. Like anemoph
How will you evaluate periimplant marginal tissues? Evaluation of the perimplant Marginal tissues can be done by using following parameters: i) Assessing the marginal mucos
Chromatin is made of DNA molecules associated to proteins known as histones.
Determine the Concepts of Soil Fertility The soil fertility evaluation can be assessed by having an idea of the amount of nutrient which will be required for the growth of pla
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