math (plz help)
1. 46 seats...... 30+4+4+4+4 2. No the 8th row has 62 seats and the 7th row has 58 (30+4+4+4+4+4+4+4+4) 3.THeater B has 145 seats.... (40+25 4's) hope that helped
chemistry.
i've tried to di it. 1)Na2CO3 + HCl---> NaCl+NaHCO3 2)Basic as Na2CO3 is a base and amount of HCl =0 3)NaHCO3+HCl--->NaCl+CO2+H2O 4)phenolphthalein for eq pint point 1 as it will indicate change in basicity and methyl orange for secong equivalnce point as it will ind...
chemistry.
in the titration between Na2CO3 and HCl... 1) at the first end point what reaction is stoiciometrically complete? 2)At the start of titration where HCl=0 is the solution acidic or basic. ExPlain? 3) At the 2nd end point what reaction is stiociometrically complete? 4)Propose a ...
chemistry urgent
Draw major product of substitution reaction of (2R,3S)2-bromo-3-methylpentane with CH3CH2O- nucleophile
Organic chemistry
Draw major product of substitution reaction of (2R,3S)2-bromo-3-methylpentane with CH3CH2O- nucleophile?
science
anyone gonna help?
science
I'm in 5th grade and I need a cool, unusual science fair project. I have 3 days to do this. It has to be a question with a variable, not a demonstration. HELP!
banyan elementary
7x12=84
space
How many socks would it take to fill the space shuttle
biology
21% of a population is homozygous dominant, 49% are heterozygous and 29% are homozygous recessive. if the Hardy-Weinberg Law applies, what percentage of the next generation is predicted to be homozygous recessive?
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