If a substance has a mass of 64.9 g per 888 mL then its density is _____ g/mL.  to the 3 sig figs

Q: Part II: Indicate if the change represented in the following particulate level drawings are physical…

A: The type of process has to be mentioned and explained.

Q: Calculation: a. Mass of vial and liquid b. Mass of empty vial c. Mass of the liquid (a –b) For water…

A: Consider the given information is as follows; Mass of vial and water = 7.24 g           Mass of…

Q: 7. F2 (g) NacI (s) +

A: Balance chemical equation, balance chemical equation can be define as the reaction in which number…

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: A substance with a density of 2.70 g/ml occupies a volume of 21.3 mL. What is the mass of the…

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Q: Consider 20 mL samples of the following liquids. Which sample has the largest mass? (a) Water…

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Q: Use unit analysis to show how to calculate the volume occupied by 16.6 grams of lead. (The density…

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Q: if i have to supply the missing information for this conversion factor what would the answer be?…

A: The amount of matter present in a substance is known as its mass. It is the measure of actual…

Q: percentage of matter

A:

Q: how many mg are in 12 ounces following the conversions 1 pound = 16 ounces 1 pound = 0.4536 kg

A: Given 12 ounces of certain substance:

Q: Calculate the density of a cube in the units of g/cm3 that has the density of 4.182g/in3  Use…

A: Rule for significant figure in Mathematical operation:(1) Addition and Substraction round by  the…

Q: A 140 mgmg sample was placed on a watch glass that has a mass of 7.482 gg . What is the mass of the…

A: In the given question, we need to find the total mass of the sample along with the watch glass.…

Q: megagrams 6.2 ki log rams = ? deciliters hectoliters

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Q: coffee (with milk) a. suspension b. solution c. an element d. heterogeneous mixture

A: Coffee on dissolving in milk forms a homogeneous mixture because the particles of coffee…

Q: Q1:Find the weight of the following petroleum sample using the following information: API Pycnometer…

A: API gravity is a widely used method for the calculation of the density of crude oil or crude…

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

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Q: Density of Substances at Room Temperature Liquid Density (g/mL) ethanol 0.789 milk 1.033 oil EAS…

A: Given substances, Ethanol Milk Oil Water

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: What is the density of an object of mass 45.00 g and volume 25.0 mL? 1._______ / 2.________ =…

A: Given: Mass of object = 45.00 g And volume of object = 25.0 mL.

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

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Q: Volume of water in beaker (mL) Beaker reading 60 50 40 30

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Q: density

A:

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: The term milligram percent (mg %) expresses the number of milligrams of a substance in 100 mL of a…

A: The answer to the following question is-

Q: How much would be 20.Mg in lbs and how would I put the answer into sig figs and scientific notation?

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Q: 7.64x1020 H2O2 molecules Express your answer using three significant figures. m =

A: Since  1) Find the number of moles present in each of the given substance. 2) Multiply the number…

Q: How many sig figs in this number?   1.76000 x 106

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Q: What is the volume in milliliters occupied by 289 g of mercury? ( See the Density ( at 20oC) table.)

A: The density table at 20oC is not shown. The density values are constant at given temperature. Hence,…

Q: what measurement is a pikofarad ?

A: Farad is the S.I unit of electrical capacitance and is a measurement of the ability of an object to…

Q: 25g of ice cubes at-5 C glass with 100 g of water at 25 c 7. If you put the glass with water and ice…

A: Mass of ice cube = 25 g The mass of water is = 100 g The mass of empty glass is = 7 g

Q: In the following data, two students each weigh the same penny three times: STUDENT X STUDENT Y 2.491…

A: We need to find which student's data is more accurate and which one is more precise.

Q: Mass of solvent in kilograms.  Hint: Mass solvent in grams was 151.5 Use the metric definition 1…

A: Given: Mass of solvent in g = 151.5 g. Since 1 Kg = 1000 g.

Q: Using at least 2 conversion factors in sequence, concert the mass of a 254 mg aspirin tablet to Mg.

A: Given: Mass in mg = 254 mg.

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: What is the density of cooking oil in g/mL?

A: At room temperature generally, the density of cooking oil is considered as  910 g/L.  So,    1 L =…

Q: A volumetric buret should always be read to _______ decimal places.

A: Volumetric buret is a measuring glassware which is used in labs for the accurate dispensing of a…

Q: How many grams F in 511.9 g Br2F6?    Put the answer in the box in regular (non-scientific)…

A: Given: Mass of Br2F6 is 511.9 g and we know that the molar mass of Br2F6 is 273.7984 g/mol

Q: Convert 5.0 Tbytes to Mbytes

A: Given,5.0 TbytesThe conversion of Tbytes to Mbytes is done as,1 Terabytes = 1048576 Megabytes

Q: What is the mass of a 32 L sample of ethanol whose density is 0.789 g/cm3? Report the mass in grams…

A: Given; Note: 1 L = 1000 cm3 Volume of sample of ethanol = 32 L = 32 × 1000 cm3 = 32000 cm3 Density…

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: If a room requires 158.3 square feet (ft) of carpeting, what is the area of the floor in units of…

A: A room requires of carpeting = 158.3 ft2  Area of floor in m2 = ?

Q: Convert 3.5x10-7 mg/mL to micro-grams/dL

A:

Q: 35 mL of a liquid has a density of 9.0 g/mL. What is the mass of the liquid reporting your answer to…

A: The mass per unit volume of a liquid is known as the density of the liquid. The density of a liquid…

Q: When reporting the mass of weighed solid, one should write all numbers in the digital scale estimate…

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Q: if a substance has a mass of 17.8 g per 709 mL then its density is ____g/mL give answer to 3 sig…

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Q: Write an equality for the following medication in stock: 0.35 g of Lanoxin per 1 tablet of Lanoxin…

A: We'll answer the first question since the exact one wasn't specified. Please submit a new question…

Q: from 0.8778 g/mL, please calculate the mass (in ug) of 71.38 nL of liquid 1.

A: The mass present per unit volume is defined as density. The density of liquid 1 = 0.8778 g/mL The…

Q: Identify the number of significant figures (sig figs) in each of these values.

A: leading zeros are non-significant  trailing zeros are significant  zeros in between non-zeros are…

Q: Consider the operation below. (0.523) (1.2161 -0.99) + (2.648) (84 - 81.98) 0.87 How many…

A: The given operation has both addition/subtraction and multiplication/division. In…

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…

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.