Posts in category: Chemistry

Answer Molecular Formula of Branched Alkane body { font-family: 'Segoe UI', sans-serif; line-height: 1.6; padding: 20px; background: #fcfcfc; color: #2c3e50; } h2 { color: #

HBrO2. Show the reaction with H+ (aq) as a product. HBrO2. Show the reaction with the hydronium ion as a product. C2H5COOH. Show the reaction with H+ (aq) as a product. C2H5COOH. Show the reaction with the hydronium ion as a product. Answer Ac

Give the electron-domain and molecular geometries for the following molecules and ions: (a) HCN, (b) SO3 2 - , (c) SF4, (d) PF6 -, (e) NH3Cl+, (f) N3 -. Answer Electron-Domain and Molecular Geometries of Selected Molecules and Ions Introd

Rank the following hydrogen peroxide molecules from the highest to lowest mass. Rank from highest to lowest molecular mass. To rank items as equivalent, overlap them. View Available Hint(s) Help Reset Lowest mass Answer Ranking Hydrogen Pe

A gas mixture containing oxygen, nitrogen, and helium exerts a total pressure of 925 Torr. If the partial pressures are oxygen 425 Torr and helium 75 Torr, what is the partial pressure, in torr, of the nitrogen in the mixture? Answer

Calculate each of the following quantities for an ideal gas: (a) the volume of the gas, in liters, if 1.50 mol has a pressure of 1.25 atm at a temperature of -6 °C; (b) the absolute temperature of the gas at which 3.33 * 10-3 mol occupies 478 mL at

Calculate the neutron-proton ratios for the following nuclides, and determine where they lie in relation to the band of stability. a. 235 /92 U b. 16/8 O c. 56/26 Fe d. 156/60 Nd Answer ⚛️ Neutron-Proton Ratio & Band of Stability Analysis

Bottled straight-chain alkanes can be used as fuels, including heptane and octane . heptane and octane have a ??°comb (kJ/mol) -4871.0 and -5430.0 respectively and liquid Denisty (g/mL) 0.684 ,0.703 respectively.By how much are the fuel values of he

If a sample of neon gas occupies a volume of 2.8L at 1.8 atm. what will its volume be at 1.2 atm? Answer 🌡️ Gas Law Calculation – Volume Change with Pressure 🔍 Step 1: Identify the Given Information Initial Volume (V₁) = 2.8 L

An acid solution is 0.110 M in HCl and 0.210 M in H2SO4. What volume of a 0.150 M solution of KOH must be added to 550.0 mL of the acidic solution to completely neutralize all of the acid? Answer Neutralization of Mixed Acid w