Math
A company that produces a particular machine component has 3 factories, one each in Buffalo, Detroit, and Pittsburgh. 39% of the components produced come from the Buffalo factory, 36% of the components come from the Detroit factory, and 25% of the components come from the Pitt...
Algebra 2
Write a rule for the nth term of the arithmetic sequence. ( I'm not sure how I'm suppose to write the numbers below a :C so bare with me ) a(2) = - 28, a(20) = 52 I used the formula a(n) = a(1) + ( n-1)d a(20) = a(1) + (20-1)d > 52 = a(1)+19d a(2) = a(1) + (2-1)d &g...
Math(alg2)
solve the exponential equation 5(2)^2x - 4 = 13 thanks
science
a car starts from a stopped position at a red light at the end of 30 second its speed is 20 meters per second what is the acceleration of the car
chem
How much heat is required to heat 0.1 g of ice at −30 degrees C to steam at 100 degrees C
chem
The standard molar heat of vaporiza- tion for water is 40.79 kJ/mol. How much energy would be required to vaporize 2.54 ×1010 molecules of water? Answer in units of kJ
physics
If a wheel 211 cm in diameter takes 2.25 s for each revolution, find its period. T=?s
Chemistry
Heating an ore of antimony (Sb2S3) in the presence of iron gives the element antimony and iron(II) sulfide. Sb2S3(s) + 3Fe(s) ---> 2Sb(s) + 3FeS(s) When 15.0 g Sb2Sb3 reacts with an excess of Fe, 9.84 g Sb is produced. What is the percent yield of this reaction?
Spanish-9th gradePlease check
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Spanish-9th gradePlease check
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