Chemistry
Compare and contrast the processes of nuclear fission and fusion, showing similarities and differences. Describe which, if any, of these processes is naturally occurring. If so, where?
statistics
1. 35% of North Americans do not think that college education is a contributory factor to economic success. A random sample of seven North Americans is selected
General Chemistry
How many milliliters of 0.5M NaOH must be added to 200 mL of 0.1M NaH2PO4 to make a buffer solution with a pH of 6.9?
Proportions
there were no brackets it was just written out as this well on mine it was. 3y-8/12=y/5 if anyone can help me id gladly appreciate it thankz
science
What is itvbarnoeso unscrambled ?
Precalculus
invests 7000 for 1 year part at 5% part at 11% and the remainder at 13% total amount of income from these investments was $774. The amount of money invested at 13% was $1200 more than the amounts invested at 5% and 11% combined find the amount invested at each rate
Probability please help!
It means that numbers 2,3,7 have to be first so combination choose 3 out of 5 and then either 4 or 8 can be in the end which can be done in 2! ways. So 20ways out of possible 5!=120 so 20/120= 2/12=1/6
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