Saturday
December 7, 2013

# Posts by randy

Total # Posts: 335

chemistry
how many grams of NaOH would be needed to make 896mL of a 139 M solution

chemistry
how many moles of sodium chloride are in 937 mL of a 1.88 M solution of sodium chloride?

chemistry
calculate the molarity of an acetic acid solution if 39.96 mL of the solution is needed to neutralize 136mL of 1.41 M sodium hydroxide. the equation for the reaction is HC2H3O2(aq) + NaOH(aq) > Na+(aq) + C2H3O2(aq) +H2O(aq)

chemistry
calculate the molarity of an acetic acid solution if 39.96 mL of the solution is needed to neutralize 136mL of 1.41 M sodium hydroxide. the equation for the reaction is HC2H3O2(aq) + NaOH(aq) > Na+(aq) + C2H3O2(aq) +H2O(aq)

chemistry
a salt solution is evaporated to dryness. If 25.7 g of the solution leaves 1,949 mg of dry salt, what is the percent concentration (w/w) of the salt in the solution

Chemistry
the heat of fusion water is 335J/g,the heat of vaporization of water is 2.26kJ/g, the specific heat of water is 4.184J/deg/g. how many grams of ice at 0 degrees could be converted to steam at 100 degrees C by 9,574J

ALGEBRA
Find three ordered pairs that satisfy the equation. y = 5 x + 8

ALGEBRA
Fill in the blanks. (Round your answers to the nearest dollar.) Interest Principal Rate Time Future Value \$437 \$ 5% 8 yr \$

ALGEBRA
If the principal P = \$700, the interest I = \$504, and time t = 6 years, find the following. (a) What is the rate? % (b) What is the future value?

ALGEBRA
If the principal P = \$500, the rate r = 5 1 2 %, and time t = 1 year, find the following. (a) What is the amount of interest? \$ Incorrect: Your answer is incorrect. (b) What is the future value?

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