A 140 mgmg sample was placed on a watch glass that has a mass of 7.482 gg . What is the mass of the watch glass and sample in grams?

Q: A 20.0 mL sample of glycerol has a mass of 25.2 grams. What is the mass of a 63-mL sample of…

A:

Q: Which weighs more: a 1.00-cm cube of ice or 1.00 cm³ of water?

A: Given : Volume of ice = 1.00 cm3 Volume of water = 1.00 cm3

Q: a doctor ordered 45 cc's of an anacid for a patient. How many ounces of this anacid should the nurse…

A:

Q: What is the volume of the following? A. 25g iodine; density=4.93g/cm³ B. 226g carbon;…

A: Given :  A. 25g iodine; density=4.93g/cm³   B. 226g carbon; density=0.089g/cm³  A. 6.00cm³ bromine;…

Q: how many grams are in 11 kilograms and how many millilters are in a 0.076 liters?

A: It looks like there are two parts in the question. Please find the solution below,Part a:  How many…

Q: A dessert contains 141.45 g of vanilla ice cream, 83 g of fudge sauce, and 39.1 g of nuts. What is…

A: Given,dessert has,141.45 g vanilla ice cream83 g of fudge39.1 g nutsSo,total mass of dessert =…

Q: What is the mass of  1.42x10^24 atoms of oxygen?  grams What is the mass of 5.01x10^23 molecules…

A: In the question, following information given - Atoms of oxygen (O) = 1.42×1024 Molecules of oxygen…

Q: A sample is found to contain 9.80×10-5 g of salt. Express this quantity in milligrams.

A: It is given that mass of the salt in the sample is 9.80×10-5 g

Q: Classify the following as element, compound, homogeneous mixture or heterogeneous mixture: i). A…

A: Element: An element is a chemically pure substance that can't be further broken down into chemically…

Q: A pycnometer (Figure 1) is a special flask often used for measuring the densities of substances.…

A: The volume of a given liquid is defined as the amount of the space occupied by the liquid that fully…

Q: Linseed oil has a density of 0.929 g/mL. How many mL are in 16g of the oil?

A:

Q: Blueberry high-fiber muffins contain 56 % dietary fiber by mass. If a package with a net weight of…

A: Blueberries are flowering plants with fruits as berries. It has much high nutritional value.  This…

Q: A three component mixture has a mass of 125 grams. If an individual component has a mass of 25…

A:

Q: What are 2 cups of chocolate chips converted into nanograms? 1 cup of chocolate chips = 170 g 1…

A:

Q: A 35.0 mL sample of wine (density = 0.789 g/mL) is added to a glass that has a mass of 49.38 g.What…

A: Density of wine = 0.789 g/mL Volume of wine = 35.0 mL The relation between density, mass and volume…

Q: D. What is the mass of one molecule of water in grams? a. 18 c. 3.0 x 10-23 b. 0ו א 1.! d. ן xl0 1.7

A: To calculate the mass of one molecule of water.

Q: 95.0 milligrams equal how many grams

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: Blueberry high-fiber muffins contain 54 % dietary fiber by mass. If a package with a net weight of…

A: Weight of each muffin has to be converted into grams:

Q: 1. Imagine if you could zoom in to each state of matter. Draw 10 particles in each state to show how…

A: The three states of matter are the three distinct physical forms that matter can take in most…

Q: a sample of liquid solvent has density of 0.814 g/ml. What is the mass of 92.3 ml of the liquid?

A: Given,Density of liquid = 0.814g/mL.Volume of liquid = 92.3mL.Mass of liquid =?

Q: 1) 0.345 g-0.27 g = [Select] 2) 8.159 g/0.95 mL = [Select] g g/mL

A:

Q: A single dose of medication has a mass of 450mg. What is this mass in grams? Multiple Choice 0.0045…

A: Given, mass of single dose = 450mgwe have to find out this mass in grams.

Q: 5.) Correctly match the terms listed on the left with the substances listed on the right. More than…

A: --> Mg (Magnesium) is an element because it is in native state  --> Fe mixed with sand then it…

Q: Particles of solid liquid gas -Energy and movement of particles in solid liquid gas -Spaces between…

A: States of matter.

Q: A sample of waterer (density is 0.998 g/mL) is measured to be 25.7mL. What is the mass of water in…

A: Mass = Volume x density

Q: What is 3/4 cup packed brown sugar converted into nanograms? 1 cup brown sugar = 213 g  1 nanogram…

A:

Q: to The gasoline in an automobile gas tank has a mass of 60.0 kg and a density of 0.752 g/cm³. What…

A: Given,Mass of 60 kg = 60000 gDensity of 0.752 g/cm3.

Q: What mass of lead (density 11.4 g/c m 3 ) would have a volume identical to 15.0 g of mercury…

A: The density of the solution is basically the mass present per unit volume. Therefore, it can be…

Q: A 20.0 mL sample of glycerol has a mass of 25.2 grams. What is the mass of a 51-mL sample of…

A: 64 g Given that,  20 mL volume of glycerol has mass = 25.2 g 51 mL volume of glycerol has mass = m,…

Q: A scientist mixes water (containing no salt) with a solution that contains 45% salt. She wants to…

A: The given solution contains 45% salt. She wants to obtain 180 ounces of a mixture that is 35% salt.…

Q: If a container of liquid contains 40 oz of solution, what is the number of ounces pure acid if the…

A:

Q: A sample of lead ore has a density of 8.80 g/mL. It is composed of two lead compounds: lead oxide,…

A: Density of lead oxide = 9.10 g/ml Density of lead selenide = 8.10 g/ml Density of lead ore = 8.80…

Q: A chemist dissolved 7 grams of a substance in water. The resulting solution has a mass of 15 grams…

A:

Q: 7. A student combines pure NaCl (sodium chloride) with pure DI water. The resulting is an example…

A: Given process,            Mixing of pure NaCl with pure DI water. a. homogeneous mixture          b.…

Q: In a lab investigation, a student is asked to crush and measure 1g of sulfur from a larger solid…

A: The Intesive properties are not  affected by sample size

Q: This horse eats 7,000 g of grass every day. Use the table to figure out how much this is in other SI…

A: Given,  Dose of horse= 7000 g  Change into different units

Q: A pill that is 91.5% aspirin is found to contain 59.99 mg of aspirin. What is the mass of the pill…

A:

Q: the human body is approximately 60.% water, and one-half of the mass of the dry portion is protein.…

A: Given that human body is approximately 60% of water.

Q: Suppose a student places a beaker on his balance and does not tare it. Then, he adds three…

A: The data given is,   Before After distilled water 57.160 g 70.990  g sodium acetate 70.990…

Q: What is the mass, in grams, of a pure gold cube that has a volume of 4.70 cm3

A: In this question, we want to determine the mass of pure gold cube in grams unit.  You can see…

Q: A 20.0-ml sample of a glucose IV solution that has a mass of 21.8 g. What is the density of the…

A:

Q: A sample of lead ore has a density of 8.80 g/ml. It is composed of two lead compunds: lead oxide,…

A: Given that the sample if lead ore has density of 8.80 g/ml. And it is composed of lead oxide(density…

Q: What is the mass of a 420. mL sample of ethanol? The density of ethanol is 0.789 g/mL.

A: Given: Volume of ethanol = 420 mL Density of ethanol = 0.789 g/mL

Q: Five students set out to determine the average mass of a half-dollar coin. In performing their…

A: We have to find of which students was the most precise measurements.

Q: This horse eats 7,000 g of grass every day. Use the table to figure out how much this is in other SI…

A: Given that,  Weight= 7000 g  Change into different units

Q: Blueberry high-fiber muffins contain 58 %% dietary fiber by mass. If a package with a net weight of…

A: Introduction :  We have to calculate grams of fiber in each muffin . Given: 58% dietary fibre by…

Q: volume of a solution is 2.23 inches cubed what is the volume in centimeters

A: 1inch= 2.54 cm

Q: 3. Determine the volume (in mL) of l.0 teaspoon. 1 tablespoon = 3 teaspoons; 1 tablespoon = ½fluid…

A:

Q: Which one of the following is a unit of mass? A) μL B) Mg C) cd D) mm2 E) in.

A: Here we have to find which of the following is a unit of mass.  We know that mass is the combined…

Q: A 42.7 gram sample of potassium nitrate contains how many grams of potassium?

A:

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.