what do you think you know about physics, physics is the study of matter under the effect of energy, but does this includes solid states bodies, atoms at ground states, object at microscopic size or object moving faster than light? these and more is what prompt me to ask again what is physics?
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O-15 decays by positron emission. what is the product of this decay?
in an
electron capture , an electron combine with proton to form neutron, the atomic
number drop by one while the atomic mass remain the same. therefore the product
is nitrogen -15
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