In real life, you can usually look up the density of commons liquids in reference books or online. While the calculation is simple, it's important to cite answer using the correct number ofsignificant digits. Also, pay attention to the units of your answer and make sure they agree with th...
How do you solve for mole fraction, density and %w/w, when you are given Cr2(SO4)3, with molarity of 1.26 M and molality of 1.37 m? Concentration Units: Both concentration units of molarity and molality are expressed in moles s...
If you dissolve 0.0147 kg of glucose (C6H12O6) using 0.150 L of water with a density of 1.00 g/ml, what will be the molality? What mass of glucose (C_6H_{12}O_6) should you dissolve in 10.0 kg of water to obtain a solution with a freezing point of -4.2 degrees ...
Molality | Definition, Formula & Calculation from Chapter 7 / Lesson 11 300K Learn about the definition of molality and the formula. Understand how to use the formula to find the molality of a solution and molality from density. Related...
To solve the problem of how much NaCl should be added to 600 g of water to decrease the freezing point to -0.2°C, we will follow these steps:Step 1: Identify the given data - Mass of water (solvent) = 600 g - Density of water
Sodium bicarbonate is a derivative of sodium carbonate, also known as baking soda. The bicarbonate version of this salt is used in a variety of applications according to Blurtit.com, including cooking, cleaning and even touted as a natural treatment for
How many milliliters of water would you need to make a 10-2 dilution using 10ml of a culture? If 10g of salt was mixed in 1L water, what percent solution would result? If in a lab you were told that the density of the "Dark Blue Solution" is 1.12 g / mL, what volume of this...
A solution is made up of a solute and a solvent. The relative amount of solute dissolved in the solvent is known as the solution's concentration. The most commonly used expressions of concentration are molarity, molality, mass percent, volume per...
In real life, you can usually look up the density of commons liquids in reference books or online. While the calculation is simple, it's important to cite answer using the correct number ofsignificant digits. Also, pay attention to the units of your answer and make sure they agree with th...
Step 1: Calculate the molality of the NaCl molality (m) of NaCl = moles of NaCl/kg water From theperiodic table, find the atomic masses of the elements: atomic massNa = 22.99 atomic mass Cl = 35.45 moles of NaCl = 31.65 g x 1 mol/(22.99 + 35.45) ...