Thursday
December 12, 2013

# Posts by Erin

Total # Posts: 547

algebra..
Write an aquation in standad form that satisfies the given conditions: Paralled to the x-axis and through ( 4, -1)

chemistry
How do you do the hybridization of CBr4?

physical science
In raising a 5000-N piano with a pulley system, the movers note that, for every 2m of rope pulled down, the piano rises 0.3m. Ideally, show that the force required to lift the piano is 500-N.

Algebra
You operate a gaming Web site, where users must pay a small fee to log on. When you charged \$3 the demand was 520 log-ons per month. When you lowered the price to \$2.50, the demand increased to 780 log-ons per month. (a) Construct a linear demand function for your Web site and...

Algebra 2
You are cooking chili. When you take it off the stove, it has a temperature of 205°F. The room temperature is 68°F and the cooling rate of the chili is r = 0.03. How long will it take to cool to a serving temperature of 95°F

Math
1 bounce=32 2 bounce=16 3 bounce=8 4 bounce=4 5 bounce=2 6 bbounce=1

English
When there is change in reactant, product, or temperature the equilibrium position will shift in a direction that tends to decrease change in this situation. When the concentration of one of the products of an equilibrium reaction is higher than the other, then the solution th...

physics 213
Two newly discovered planets follow circular orbits around a star in a distant part of the galaxy. The orbital speeds of the planets are determined to be 44.7 km/s and 56.2 km/s. The slower planet's orbital period is 8.61 years. (a) What is the mass of the star? (b) What i...

math 12
The world's population is 1970 was about 3.6 billion. If the population has increased at 2% each year since then, what will the world's population be in 2010?

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