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Help with 5 (multiple choice) Chemistry questionsPlease :(?

1Which of the following atoms has the greatest number of electrons in its valence shell?axenonbcalciumcaluminumdrubidium2Which of the following atoms has the fewest electrons in its valence shell?asiliconbmagnesiumclithiumd.oxygen3How many dots appear in the dot structure for calcium ion, Ca^2+?azerobonectwodeight4Which of the following atoms forms a cation to obtain an octet of outer shell electrons?amagnesiumboxygencfluorinedhelium5To name a monatomic anion:awrite the element's name, followed by a Roman numeral to indicate the chargebrepeat the name of the element and add quot;ionquot; after the namecadd the ending quot;-itequot; to the element's nameddrop the ending of the element's name and add the suffix quot;-idequot;

Answer:

I would say the carb is a lil bigIts a heavy van with a small engine with a camI really hope you matched the cam with how much that thing weighsA nice RV cam or something comprable would be a good choiceIMO I would look for a 600 edlebrock or a 550-650 holley which I prefer better.
WAY, WAY too big of a carbDO NOT use a 750 cfm squre bore carb on a very mild engine You will be better off with an edelbrock or holley street avenger in the 550 to 500 cfm range on something that mild Myself I think I would opt for a new, performance tuned/mdded Q jet though Everyone at 1st seems to want to over carb and over cam enginesDon't be one of them You don't need a 750 cfm carb untill you have over 10:1 compression, aftermarket heads flowing better than 240 cfm, over a 240.050 cam, etc etc Stay mild on the parts204/214.050 cam, edelbrock performer intake, 600 cfm carb
its a little big for a stock motor.you have to breath to run nsiser exhaust modifications
To find the number of valence electrons, simply look at the periodic table, the valence electrons (VE) are the s and p blocks (total of 8 electrons)So Na would have 1 VE while fluorine has 7 VE, and Sr2+ would have 0 VEThis should help you with your problems1axenon 8 bcalcium 2 caluminum 3 drubidium 1 1.a) is the answer

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