A 31.5 mL aliquot of HNO3 (aq) of unknown concentration was titrated with 0.0134 M NaOH (aq). It took 23.9 mL of the base to reach the endpoint of the titration. The concentration (M) of the acid was ________.
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Magnesium burns in air with a dazzling brilliance to produce…
Magnesium burns in air with a dazzling brilliance to produce magnesium oxide: 2Mg(s) + (g) → 2MgO(s)How many moles of are consumed when 1.90 mol of magnesium burns?
What safety concern might you have for this athlete?…
What safety concern might you have for this athlete? Watch Media Name: Q9 Video 1 (00:26) Duration: 00:26 Added: 09 May 2020 07:39 PM Added By: Oladipo Eddo Description: Tags:
DMSO is soluble in water: To dissolve DMSO in water, IMFs i…
DMSO is soluble in water: To dissolve DMSO in water, IMFs in both the solute and the solvent need to be broken. What are the strongest IMFs that need to be broken within the DMSO and within the water to form a solution?
The equilibrium constant for the following reaction, K, is 6…
The equilibrium constant for the following reaction, K, is 6.2 x 1018 at 25°C. What is the Gibbs energy for the process at this temperature? CH4(g) + Cl2(g) ⇌ CH3Cl(g) + HCl(g) ΔG = -RT ln(K) K = °C + 273 R is 8.314 J / mol·K. You will need a calculator to solve this problem
Thermal energy in a gas is mainly observed in the kinetic en…
Thermal energy in a gas is mainly observed in the kinetic energy of the gas particles (atoms or molecules, as appropriate). What is the main effect at the particle level of increasing thermal energy in a gas?
How many of the following compounds are insoluble in water?
How many of the following compounds are insoluble in water?
Each time before taking an assessment on Carmen that is mana…
Each time before taking an assessment on Carmen that is managed by Honorlock, you will need to complete the following three steps: Use the latest version of a supported browser (Google Chrome). Update and/or (re)-install Honorlock Restart your computer
Phosphates are enormously important in biochemistry and huma…
Phosphates are enormously important in biochemistry and human health. Most are derived from phosphoric acid, shown below. Human serum has a pH close to 7.3. Will phosphoric acid be in the neutral acid form in human serum, or will it be in a deprotonated conjugate base anion form?
What kind of report is written for multiple different audien…
What kind of report is written for multiple different audiences at once, containging several parts that might be the focus of different groups?