Tuesday
December 10, 2013

# Posts by MArie

Total # Posts: 1,209

Grammar
Select the sentence fragment: A) After he was given a loading dose of Dilantin. B) An incision was made over McBurney's point. C) She has difficulty hearing. D) There was some evidence of developmental delay. My answer is C

English-Grammar
Yes go with A

Chemistry
Fluorine reacts with oxygen to yield oxygen difluoride. 2 F2(g) + O2(g) 2 OF2(g)K = 2.00x 10^2 (a) Calculate [O2] at equilibrium when [OF2] = 0.25 mol/L and [F2] = 0.0208 mol/L. mol/L (b) Calculate [OF2] at equilibrium when [F2] = 0.088 mol/L and [O2] = 0.513 mol/L. mol/L

Chemistry
Magnetite, an iron ore with formula Fe3O4, can be reduced by treatment with hydrogen to yield iron metal and water vapor. (a) Write the balanced equation. (Use the lowest possible coefficients.) 1Fe3O4(s) + 4H2(g)-> 3Fe(s) + 4H2O(g) (b) This process requires 36 kcal for eve...

Chemistry
Fluorine reacts with oxygen to yield oxygen difluoride. 2 F2(g) + O2(g) 2 OF2(g) What is the value of K if the following concentrations are found at equilibrium: [O2] = 0.200 mol/L, [F2] = 0.0100 mol/L, and [OF2] = 0.0633 mol/L

Chemistry
Assume that 57.0 cal of heat is applied to a 28g sample of sulfur at 27 degrees C. What is the final temperature of the sample if the specific heat of sulfur is 0.175 cal/g degrees C?

world history
During the 16th to 19th centuries, Europeans a) retreated from political dominance of the world b) exerted political dominance over much of the world c)possessed an innate cultural superiority that aided their conquest of territories d)both exerted political dominance over muc...

science
Thank you so much u rock ms. sue

science
Hurry!!!!!!!!!!!!!!!!!!! If you are asked to determine an object’s speed, what information must you have? A. distance and period of time B. distance and change in position C. period of time and direction D. distance and direction

Grammar
he indefinite pronoun “few” is A) plural B) singular C) singular or plural depending on the context My answer is A

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