Tuesday
December 10, 2013

# Posts by tracy

Total # Posts: 705

chem
An 80 proof brandy is 40.0% (v/v) ethyl alcohol. The "proof" is twice the percent concentration of alcohol in the beverage.How many milliliters of alcohol are present in 700mL of brandy?

chem
thanks DrBob222 i already figure out how to do it

chem
Calculate the final concentration of a. 4.0 L of a 4.0 M HNO3 solution is added to water so that the final volume is 8.0L b. Water is added to 0.35L of a 6.0M KOH solution to make 2.0L of a diluted KOH solution. c.A 20.0 mL sample of 8.0% (m/v)NaOH is diluted with water so tha...

algebra
The price of a small cabin is \$85000 the bank requires a 5% down payment the buyer is offered two mortgage options: 20 year fixed at 9.5% or 30 year fixed at 9.5% calculate the amount of interest paid for each option how much does the buyer save in interest with the 20 year o...

chemistry
Suppose you have 0.500 M sucrose stock solution. How do you prepare 250 mL of 0.348 M sucrose solution ?

math
Question: The price of a home is \$180,000. The bank requires a 10% down payment. After the down payment, the balance is financed with a 30 year fixed mortgage at 6.3%. Determine the unpaid balance after ten years. Answer: The unpaid balance after ten years is \$136,641.85 I hav...

chemistry
a volume of 122mL of argon, Ar, is collected at 500 degrees C and 758 torr. what does this sample weigh?

chem
a volume of 122mL of argon, Ar, is collected at 500 degrees C and 758 torr. what does this sample weigh?

CHEM
what volume would 10.5g of nitrogen gas, N2, occupy at 200.K and 2.02atm?

chem
in a. I got 60 L for volume and .8 moles(.2+.6moles. now in b. i got .16 mole so where do I subtract .16 from should I subtract it from .8 moles or from the initial mole which is .2 mole

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