For this equation HNO3(aq) + Al(OH)3(s) →...? NaCH3COO(aq)+HNO3(aq)----->NaNO3(aq)+CHOOH(aq . HNO3 is strong electrolyte and CH3COOH is weak electrolyte. What is the value of the rate constant k for this reaction? (12 marks) ... NaF Answer _____ ... mL of 0.200 M Sr(OH)2 is required to titrate 25.0 mL of a solution which is known to have HNO3. Convert grams HNO3 to moles or moles HNO3 to grams. Show all your steps. KOH is a strong base. The N atom has steric number SN = 3. Indicate the multiplication of units explicitly either with a multiplication dot or a dash. 1 Approved Answer. Express your answer as a chemical equation. Express your answer using two significant figures. Formula in Hill system is HNO3: Computing molar mass (molar weight) To calculate molar mass of a chemical compound enter its formula and click 'Compute'. Look at the structure of HNO3 Double bond with one oxygen gives you +2 oxidation state another, OH group will give +1 and O- will give +1 so the total will be +5. of 1.42 and is 70.0 % (w/w) HNO3. HNO3 is a strong acid. Express your answer to two significant figures and include the appropriate units. How much of the concentrated solution in milliliters should you use to make 2.5 L of 0.500 M HNO3? pH = 7. (3 marks) 21. Identify all of the phases in your answer. Express its concentration in (a) molality (b) in Molarity (c) how many ml of this solution is needed to prepare 250. mL of 1.00 M HNO3? Make sure you express your answer in the correct number of significant digits. A HNO3 solution has a sp.gr. Express your answer as an integer. 15 is an integer, not a fraction. The electron geometry is trigonal planar. Include states-of-matter under SATP conditions in your answer.) NISHAT A answered on June 17, 2015. At the equivalence point, the solution will be neutral. (Use the lowest possible coefficients. Calculate the original [HNO3]. ››HNO3 molecular weight. 1. Molar mass of HNO3 = 63.01284 g/mol This compound is also known as Nitric Acid.. In chemical formula you may use: Any chemical element. Before bonding occurs, the atoms have thirteen hybridized orbitals. Chemistry. Molecular weight calculation: 1.00794 + 14.0067 + 15.9994*3 1 answer below » HNO3Express your answers as ions separated by a comma. If you must, you can express it as a fraction as 15/1.Multiply the numerator (top) and the denominator (bottom) of this fraction by any non-zero integer. (2) Nitric acid is usually purchased in concentrated form with a 70.3% HNO3 concentration by mass and a density of 1.41 g/mL. The balanced net ionic equation for the neutralization reaction involving equal molar amounts of HNO3 and KOH is _____. The hybridization on the HOCN is sp because there is only 2 bonds around the central atom which is C because h … HNO3 Express your answers as ions separated by a comma. Oct 14 2014 03:39 AM. The Lewis structure of HNO₃ shows that it is a resonance hybrid of two structures. Express your answer using two significant figures. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al. The hybridization on the HNO3 is sp^3 because there are three bonds around the N which is your central atom in this compound so it would be sp^3. The O bonded to H has SN = 4 (two bonding pairs and two lone pairs). After bonding, there are six hybrid orbitals in HNO₃. Write the balanced molecular, complete ionic, and net ionic equations for each of the following acid-base reactions. (d) how many mL of 1.00 M NaOH is needed to neutralize 25.0 ml of 1.00 M HNO3? The N atom is sp² hybridized. 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