Fill in each blank below: A mole of any substance contains x 10 particles. One mole of any gas at STP has a volume of liters. To convert between moles and grams, it is necessary to find the using the periodic table.

Q: Convert 483 μm3 to cm3

A: Since, 1 μm=10-6 m1m=100 cmthen,

Q: chocolate candy compound and contituent elemen

A: chocolate is a food product which is made from roasted  and ground cocoa pods

Q: 45. In the process of sublimation of the napthalene and sand mixture, what is the compound that…

A: In the process of sublimation of the naphthalene and sand mixture, the compound that become residue…

Q: It is important to check the information attached to a product before using it.* True False Consists…

A:

Q: A homogeneous mixture is made by dissolving 4.23 grams of solid potassium cyanide in 1000 g of…

A: It is given- 4.23 grams of Potassium cyanide is added to 1000g of water and it makes a homogeneous…

Q: Problem 4 One gram of H,0 at -50 °C was heated and become 110 °c. Cp ice = 0.5 cal/g-K, Cp steam =…

A: 1.At 0oC the latent of fusion occurred ( Because it's the melting point of water) 2. At 100oC the…

Q: 543.7 g + 568.45627 mL

A: The measurements to be added are: 543.7 g + 568.45627 mL

Q: Please draw out the apparatus illustration for normal distillation and key points in this process

A: Please find your solution below : The apparatus illustration of normal distillation process is as…

Q: D. Determining the Density of a Metal Block 246.1389 Mass of metal block Value of smallest markings…

A: Density of a substance is the defined as the mass per unit volume. Density = mass /volume    Given…

Q: Gold forms a substitutional solid solution with silver. Compute the number of gold atoms per cubic…

A:

Q: 5. If you have 77g of pure ethanol mixed with 330 g of water, what's the % by mass of the ethanol?…

A:

Q: The amount of water versus ethanol in each fraction can be determined by measuring the density of…

A: True.

Q: O Predie the patteren He, Nb and enplasu quillasing compeand and He in the iydy the Ma 1((rrし Me

A: These questions are based upon NMR Spectroscopy.

Q: A schematic representation of the distillation apparatus used in Station A is shown below. Select…

A: By distillation one can separate out a specific compound from mixture or its solution.

Q: A pure crystalline "compound A" has a melting point 105-107 °C. If this compound i mixed with a…

A: Melting point is the temperature at which  solid changes its state to liquid at atmospheric pressure…

Q: Why is it important to calibrate a thermometer with a set of standards having a range of melting…

A: Thermometer

Q: 4. Student A places a 20 mg sample on a cover slip. Student B places a 1 mg sample on a cover slip.…

A: A question based on properties of solids. Two different size of the same sample is prescribed.…

Q: Why the temperature in the thermometer go up and down in distillation for multi component compound?

A: Solution :     Distillation is a separating technique for the different compounds by vaporization…

Q: the percent sugar for both label and graph are correct and if the percent error is correct as well.

A: a)Formulas:Density(g/ml)=massvolume(ml)Mass(g)= Density(g/ml)×volume(ml)Percent error:-  the…

Q: At the pool supply store when you buy chlorine it is like tablets/or pebbles you mix with the pool…

A: Chlorine is the main chemical which is used in swimming pools for sterilizing the water and  keep it…

Q: What unknown solid sample has a melting point range between 119 degrees celsius to 122 degrees…

A: Benzoic acid is a white crystalline solid with a melting point of 122oC. So if the range of melting…

Q: What is the purpose of calibrating the "spirit bubble" or "spirit level"?

A: the purpose of calibrating the "spirit bubble" or "spirit level" is.,

Q: A. Number and/or color of unknown hydrated salt B. Mass of beaker and cover C. Mass of beaker, cover…

A:

Q: If

A:

Q: A heterogeneous mixture Is the one which O has one phase O has a uniform composition throughout O…

A: The question is based on the concept of solutions . We have to identify which of the given…

Q: What is the reason for cool water in an water out in distillation?

A: During distillation, the vapors are condensed. To absorb more and more the cold water is passed from…

Q: 4 ounces of 80 proof liquor is equilvaent to how many standard drinks?

A: Given,4 ounces of 80 proof liquor

Q: Classification of ethanol according to the type of matter

A: Matter is defined as anything that occupies space and has mass. Matter is classified into…

Q: Relate physical pharmacy to pharmaceuical formulation

A: Physical pharmacy  forms the basis for design, manufacture, and distribution of drug products and…

Q: A. CH4 B. C3H6 C. C6H6 D. C8H8 E. None of the above 2. Which of the following does NOT a have a C3…

A:

Q: placed in separate containers labeled Sample A and Sample B. Both containers were left open until…

A: Solution: We know homogeneous solution is a mixture of two or more substances. As homogeneous…

Q: KMnO4/mild OH- CHCl3/KOH

A: This problem is based on general organic chemistry reaction mechanism.Here, two reactions are given.…

Q: Thank you so much! Why is it 4 sig figs instead of 3?

A: Significant figures are the number of digits in a value that contribute to the degree of accuracy of…

Q: Two types of pure substances are x Selected Answer: elements and homogeneous solutions. Answers:…

A: Answer:In chemistry, different compositions of atoms can be categorized in different ways. In this…

Q: this conversion factors with lables

A: Stoichiometry tell about the consum[tion and production of reactants and products respectively.