Kno3 - Samenvattingen, Aantekeningen en Examens

Find the molar mass of glucose? (C6 H12 O6) 6X12.01=72.06 12X1.01=12.12 6X16=96 =180.18g Find the molar mass of Al2 (SO4)3 2X26.98=53.96 3X32.07=96.21 12X16=192 = 342.17g Find the molar mass of Ba (NO3)2 1X137.33=137.33 2X14.01=28.02 6X16=96 = 261.35g Find the percentage of Oxygen in KClO3 1X39.10=39.10 48/122.55X100 1X35.45=35.45 3X16=48 =39.2% Molar mass= 122.55g Find the percentage of water in MgCl2 X 6H20 1X24.31=24.31 108.12/203.33X100 2X35.45=7...

INORGANIC PHARMACEUTICAL CHEMISTRY Final Exam 2023-2024 Version 1. What element is also known as dephlogisticated air? A. Nitrogen B. Oxygen C. Hydrogen D. Sulfur E. Helium 2. What is the predominant ion in the extracellular fluid? A. Na+1 B. K+1 C. Mg+2 D. Ca+2 E. Mn+2 3. What is the halogen used as water purifier? A. F B. Cl C. Br D. I E. At 4. Which of the following substances is employed in the treatment of mental disorder? A. MgSO4 B. K2Cr2O7 C. Li2CO3 D. N...

CHM142 Questions And Answers Latest Top Score. Fog Lemonade with Pulp Salt water A cup of hot tea - correct answer. There are three types of mixtures that involve a solute dissolving into a solvent: solutions, colloids, and suspensions. The size of the solute, or the particle being dissolved, determines whether the resulting mixture is a solution, colloid, or suspension. Which of the following is an example of a colloid? 20 g 5 g 10 g 30 g - correc...

You begin pouring sodium chloride into a glass of water. For a long time, the sodium chloride just dissolves in the water, but suddenly it begins to pile up at the bottom of the glass. Which statement is true? A. The sodium chloride has increased the temperature of the water. B. The sodium chloride has decreased the temperature of the water. C. The water is unsaturated. D. The water is saturated. - correct answer D. The water is saturated. ...

You begin pouring sodium chloride into a glass of water. For a long time, the sodium chloride just dissolves in the water, but suddenly it begins to pile up at the bottom of the glass. Which statement is true? A. The sodium chloride has increased the temperature of the water. B. The sodium chloride has decreased the temperature of the water. C. The water is unsaturated. D. The water is saturated. - correct answer D. The water is saturated. Imagine you have two beakers. Both beakers ar...

Question 1 Correct 5.00 points out of 5.00 If 2.38 mol of a gas has a volume of 120.0 mL, what is the volume of 1.97 mol of the gas at the same temperature and pressure? Select one: A. 99.3 mL B. 119 mL C. 145 mL D. 25.6 mL E. 563 mL Question 2 Correct 5.00 points out of 5.00 What are the conditions of STP? Select one: A. 0°C and 760 atm B. 273.15°C and 760 torr C. 0 K and 1 atm D. 0°C and 1 torr E. 273.15 K and 760 torr Straighterline CHEM101 General Chemistry I Graded...

1. What element is also known as dephlogisticated air? A. Nitrogen B. Oxygen C. Hydrogen D. Sulfur E. Helium 2. What is the predominant ion in the extracellular fluid? A. Na+1 B. K+1 C. Mg+2 D. Ca+2 E. Mn+2 3. What is the halogen used as water purifier? A. F B. Cl C. Br D. I E. At 4. Which of the following substances is employed in the treatment of mental disorder? A. MgSO4 B. K2Cr2O7 C. Li2CO3 D. NaHCO3 E. KNO3 5. What is the most reactive element among the halogens?...

INORGANIC PHARMACEUTICAL CHEMISTRY Final Exam Version/A GRADE 1. What element is also known as dephlogisticated air? A. Nitrogen B. Oxygen C. Hydrogen D. Sulfur E. Helium 2. What is the predominant ion in the extracellular fluid? A. Na+1 B. K+1 C. Mg+2 D. Ca+2 E. Mn+2 3. What is the halogen used as water purifier? A. F B. Cl C. Br D. I E. At 4. Which of the following substances is employed in the treatment of mental disorder? A. MgSO4 B. K2Cr2O7 C. Li2CO3 D. NaHCO...