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If 10mL of 3M sodium hydroxide and 5mL of 3M of phosphoric acid react according to the chemical equation below, how many moles of water are formed? BaCI2((aq) + Na2SO4(aq) > BaSO4(s) +2NaCI(aq). 8 answers…. iron ore b. KHC8H4O4 (s) + NaOH (aq) ----> KNaC8H4O4 (aq) + H2O (l) I'm not sure where to start. 4 answers Sep 03, 2012 · Suppose there are two known compounds containing the generic elements x and y. salt g. Apr 08, 2009 · That leaves ionic and covalent. rainwater h. Status: Resolved Answers: 6 Chemistry homework help? nitrogen. (By the way, I already answered these, I just want a second opinion.) Classify each as either homogeneous or heterogeneous substances. What was the initial concentration? salt g. I don't want the answers per se, as much as how to write them and follow along. Another binary compound of nitrogen has a ratio of O to N of 16:7. Feb 26, 2017 · Chemistry Questions? For the phase of the mission when the lunar module ascended from the surface of the moon, a total of 1200 kg of N2H4 were available to react with 1000 kg of (CH3)2N2H2 and 2256 kg of N2O4 Sep 23, 2019 · help with chemistry homework? If a chemical reaction produced 10.4 L of carbon dioxide, how many moles would that be. 0.135X 1 over 2.00(so it looks like a fraction) = 0.0675 as the molar mass. There are 2 isotopes of copper that occur naturally: 63CU and 65CU. (Heat of fusion=3.22) Answer Save. | Yahoo Answers https://nz.answers.yahoo.com/question/index?qid=20100403101840AADSNSY Apr 03, 2010 · ? 1)Carbon reacts with steam (H2O) at high temperatures to produce hydrogen and carbon monoxide. (a) The physician has ordered 2.5 g of tetracycline to be given every 8 hours to a patient Jan 23, 2011 · Same thing as last time, these are the questions I'm not sure about on my homework. Get. quartz c. Express your answer using three significant figures Apr 03, 2010 · ? What is the molarity of an H2SO4 solution if 0.25 L of the solution contains 0.75 moles? Status: Resolved Answers: 2 Chemistry Homework Help!? Calculate the crystal-field splitting energy, Δ , in kJ/mol. After the reaction, the volume of the system was 3.00L . What is the ratio of O to N in the next member of this series of compounds?

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Be the first to answer this question. A. Calculate the total internal energy change, ΔU, in kilojoules.Express your answer with the. Jun 30, 2010 · 1. The ionization constants for sulfurous acid are Ka1 = 1.4× 10–2 and Ka2 = 6.3× 10–8. mL pentane (C5H12, d = 0.63 g/cm3) with 75 mL hexane (C6H14, d = 0.66 g/cm3). 4Zn(s) + 10HNO3(aq) ----> 4Zn(NO3)2(aq) + NH4NO3(aq) + 3H2O(l) a. You will not have a single worry if UWriteMyEssay.net assists you on your schoolwork. Sep 11, 2011 · Common brass is a copper and zinc alloy containing 37.0% zinc by mass and having a density of 8.48 g/cm^3 . Feb 17, 2008 · Hydrogen gas reacts with nitrogen gas to form ammonia gas according to the equation A. Keen eye on important details Jan 26, 2010 · i study chem last semster and i think i can help you. Apr 08, 2010 · If you can explain why that would be great, but any answers are helpful. Which of the following correctly provides the name of the element, the symbol for the ion, and the name of the ion? Chemistry Homework help!? I know the answers. a. Dec 05, 2019 · 1-At −10.5∘C, a common temperature for household freezers, what is the maximum mass of sucrose (C12H22O11) you can add to 2.00 kg of pure water and still have the solution freeze? Hint: 1 atm = 101.3 kPa = 29.92 in Hg = 760 mm Hg = 14.69 psi = 760 torr. the formula is NO2. Jun 07, 2010 · Yahoo Products ; rubenja3. Calculate the empirical formula for a chemical compound that gives the following analysis: 65.2 g. Ethanol has a heat of vaporization of 38.56kJ/mol and a normal boiling point of 78.4 ∘C. what is the percent natural abundance for each isotope? All chemistry homework help yahoo answers papers from this agency should be properly referenced chemistry homework help yahoo answers However, you don’t need to worry about it because you can simply seek our essay writing help through our essay writer service. Check Chemistry Question And Please Help with it!? We know what it’s like to get stuck on a homework problem. calculate the heat required to melt 25.7g of solid Methanol at its melting point? Cheap essay writing service. XY and X3Y C. Ask question. Join. Join Yahoo Answers and get 100 points today. Uh its summer 0 0 0. Mar 29, 2014 · During the combustion of 5.00g of octane C8H18, 239.5kcal (1002kJ) is released. Chemistry homework help? How many grams of NaCl are contained in 350 mL of a 0.238 M solution of sodium chloride? jenna. My personal writer not only picked exactly the right topic for my Master’s thesis, but she did the research and wrote it in less than two weeks Our customers are pleased chemistry homework help yahoo answers with different discounts for any type of the paper. Express your answer using three significant figures Disclaimer: is the online writing service that offers custom written papers, chemistry homework help yahoo answers including research papers, thesis papers, essays and others. Thanks! oil-and-salt vinegar salad dressing f. KHC8H4O4 (s) + NaOH (aq) ----> KNaC8H4O4 (aq) + H2O (l) I'm not sure where to start. Trending Questions. Join. Don't know where to begin on this one Part B: What is the sign of delta H for this reaction? thank you Mar 11, 2014 · I need help understanding how to make these work. How many atoms of zinc react with 5.96g of HNO3? you want us to aid you false lesson plans that you had been certainly not assigned and chemistry homework that you simply under no circumstances did so your teacher can provide you with a grade that you just on no account earned? Jun 07, 2010 · Yahoo Products ; rubenja3. Thankssss :).

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Join Yahoo Answers and get 100 points today. rainwater h. Still have questions? Any help is greatly appreciated Jul 06, 2019 · Given Info: C3H8 + 5O2 -> 4 H2O + 3 CO2, ΔH of combustion for propane is 2220 kJ/mol . Jan 19, 2013 · can you help me love this problem for chemistry and write down every step i have to do to solve the problem??? Oct 08, 2014 · 1)An ideal gaseous reaction (which is a hypothetical gaseous reaction that conforms to the laws governing gas behavior) occurs at a constant pressure of 50.0atm and releases 63.2kJ of heat. Still have questions? Apr 14, 2013 · Complete and balance the equation for the complete combustion of each of the following. 1.What is the molarity of a solution that contains 0.50 mole of NaOH in 0.50 liter of solution? How many grams of hydrogen gas are required to produce ammonia with a mass of 10.73g ? 3. Oct 07, 2008 · So cutting through all the bullshit, you want us to help you fake lesson plans that you were never assigned and chemistry homework that you never did so your teacher can give you a grade that you never earned? Part A: Write a balanced equation for the combustion reaction. you need 3.90 ounces of a steroid ointment. Tell me how to calculate it, with steps. Chemistry Homework Help? I know the answers. For example, a client, who cooperate with our service for more than a year can get great discount for to do my homework paper or thesis statement. I m not sure how to go about this. What's your backup plan when your chemistry instructor attempts to affirm this with the. Trending questions.

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