Chemistry, 13.11.2020 22:30 harveyangel123p2tjae
Three isotopes of silicon occur in nature.
28Si (92.23%), which has an atomic mass of 27.976 amu;
29Si (4.68%), which has an atomic mass of 28.976 amu;
30Si (3.09%), which has an atomic mass of 29.973 amu.
Calculate the atomic weight of silicon
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Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
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Using the thermodynamic information in the aleks data tab, calculate the standard reaction free energy of the following chemical reaction: →+p4o10s6h2ol4h3po4s round your answer to zero decimal places.
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Chemistry, 22.06.2019 13:40
Can someone me with 6 to 10 plz this is for masteries test.
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Three isotopes of silicon occur in nature.
28Si (92.23%), which has an atomic mass of 27.976 amu;
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