Mass of group in lbs           728 lb  mass in kg cg tons mg

Q: A Solid has the volume  of 22.6 cm3 and density of 8.75 g/ cm3   Calculate the mass in mg A.) 1.98…

A: The relation between Mass and Density and Volume of an Object is : Density (d) =  Mass (m) / Volume…

Q: O 23. Write the following numbers in proper scientific notation, in- cluding the allowed significant…

A: Since you have posted a multiple question, we will solve first one for you. To get remaining…

Q: I. Significant Figures and Conversion A. Scientific Notation 1. 58 cm → km 2. 67 W → MW 3. 196 mL →L

A: Note : as per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: Chapter 1 Item 10 Use appropriate metric prefixes to write the following measurements without use of…

A: The given value is written with approximate metric prefix without use of exponents in step two.

Q: A physician orders 3 grains Phenobarbital at bedtime for control of seizures for Mr. I. The…

A: Given that,  A physician orders 3 grains of phenobarbital.  Mass of phenobarbital in a tablet = 60…

Q: Iron has a density of 7.9 g/cm3. What is the mass of a cube of iron with the length of one side…

A: ⊙ we know,   Density=massvolume⊙volume of cube-(edge length)3

Q: DATA SHEET QUESTIONS FOR PART 2 1. If you had a 50-mL graduated cylinder containing 25.0 mL of…

A: volume of cylinder after adding block= 32.81 mL

Q: Convert 2.554 mg/mLmg/mL into pg/mLpg/mL.

A: Density is defined as the mass per unit volume. It is represented by. The relation for density is…

Q: What is the volume of an object of mass 20.00 g and density 2.0 g/mL? 1._______ / 2._______ =…

A: Given the mass of the object, m = 20.00 g  density of the object, d = 2.0 g/mL

Q: Calculate the mass of 65.0 cm3 of mercury.

A: Ans

Q: How do I calculate the volume?

A: Volume of a cylinder can be calculated by the formula: Volume = πr2h…

Q: 859g=Mg

A: given  859 g we have to convert it into mg

Q: Perform the following operation and express the answer in scientific notation. 2.60×10-5 × 2.10×10-5…

A:

Q: 4. A perfect cube of aluminum metal was found to weigh 20.00 g. The density of aluminum is 2.70 g…

A:

Q: Express 70 mM in the units of μmol/mL

A: Millimolar(mM) is defined as the number of millimoles present in 1 litre of the solution.

Q: 10.6 mL to mg if the density is 1.009 g/cm3

A: Given, Volume (V) = 10.6 mL Density (D) = 1.009 g/cm3 Mass (M) = ? We know, Volume (V) = Mass (M) /…

Q: Convert the volume 98.5 ml to units of inches cubed

A: Milliliters and cubic inches, both are units used for measuring volumes. The mathematical…

Q: 34 3. A rectangular sheet of zinc (d = 7.13 g/mL) measures 7.15 cm by 8.97 cm by 0.20 cm. What is…

A:

Q: Data: year year of Pennies # of pennies weighed Totall mass (9) Average mass 2000 2000 50 24519649…

A: Here is your answer...... Graph was plotted in Excel.

Q: -22 The mass of a certain atom is 2.086 x 10 g. This is the same mass as 2.086 x 10-16 mg. 2.086 x…

A:

Q: A house has an area of 195 m2. What is its area in each unit?a. km2 b. dm2 c. cm2

A: Unit conversion involves the multiplication or division by the numeric factor. The concept of…

Q: Convert 999  mm3/s to km3/day. (Integral or decimal)

A: Here we are required to convert the following unit  mm3/s to km3/day.

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: Rule of significant digit-1) In non decimal number, 0 comes after non-zero not count in significant…

Q: 203.77 miles/sec is converted to cm/nsec

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.