Record the volume of the liquid in the graduated cylinder to the correct number of sign

Q: Use significant figures to express the inherent uncertainty in measured quantities and in…

A: The uncertainty in a measurement is an estimate of the amount by which the measurement result may…

Q: If I have a measurement of a diameter using a ruler with increments in mm: 1.70cm diameter then…

A: For multiplication and division: The least of significant figures in any number of the question…

Q: Calculate the volume of a box, in cubic centimeters, which is 423 cm long, 12 cm wide, and 25 cm…

A: Given that the length of box (L) = 423 cm, width (B) = 12 cm, and height (H) = 25 cm The volume of…

Q: Complete the following table. kilograms 17.0 grams milligrams 57.9

A: Given, Complete the following table, Kilograms grams milligrams 17.0         57.9 Note: 1…

Q: Perform the following calculation, reporting your answer to the correct number of significant…

A: Rules for significant figure All non zero integer are significant Exact number have unlimited…

Q: Calculate the mass in grams of 92.6 ml of diethyl ether, an anesthetic that has a density of 0.713…

A: Density is defined as mass per unit volume of a substance. It is an intensive property which depends…

Q: Determine the volume of a cube that has a length, a width and a height equal to 2.30 cm, 1.80 cm and…

A: It is given that:Length = 2.30 cmWidth = 1.80 cmHeight = 2.20 cm

Q: How many cubic centimeters are there in 8.14 yd^3 Express the volume in cubic centimeters to three…

A:

Q: An atom of a particular element has a volume of 7.8 x 10-31 m3. What is this volume in cubic…

A: An atom is always neutral because of the equal number of electrons and protons. Electrons are…

Q: onion is measured to be 0.085 mm thick. What is this in inches?

A: Thicknesses of onion skin = 0.085 mm We have to find the thickness in the unit of inches.…

Q: A chemistry student needs 45.0 mL of diethmylamine for an experiment. By consulting  the CRC…

A: Given,Volume of diethylamine = 45.0 mL = 45.0 cm3         (1mL = 1cm3)Density of diethylamine =…

Q: Which answer represents the measurement 0.00569 g rounded to two significant figures?

A: Rules to rounding significant figures :- 1) " If the rightmost digit to be removed is  >5 then…

Q: A metal lump has a mass of 30.000 g. When it is placed in a graduated cylinder containing 20.0 mL of…

A: Density is equal to the ratio of mass and volume. Formula used: Density is generally expressed in…

Q: A solution is prepared by dissolving 3.57 grams of magnesium bromide, 8.1 grams of ammonium…

A: Total mass of solution is the addition of the masses of solute and solvent (in grams).…

Q: what mass (in g) of solid lead would displace exactly 234.6 liters of water? The density of the lead…

A: Given : density of lead = 11.4 g/cm3                                                 Volume of water…

Q: If the recorded mass of a metal block is 78.180 grams, how many significant figures are in that…

A: Significant figures are the digits in a number that indicates reliability of a measurement

Q: A house has an area of 221 m2.  Express the area in square decimeters to three significant figures.

A: The space occupied by a surface of an object or by a flat shape is known as area.

Q: Express the number 554,780,000,040 in scientific notation to three significant figures.

A: In scientific notation, we use the form A X 10-B where A is the approximate number with required…

Q: A cube of an unknown metal measures 0.375 cm on one side.  The mass of the cube is 0.474 g.  Which…

A: Given : length of metal cube = 0.375 cm  And mass of cube = 0.474 g

Q: A chemistry student needs 90.0 g of carbon tetrachloride for an experiment. By consulting the CRC…

A:

Q: When multiplying or dividing measured quantities, what determines the number of significant figures…

A: The significant figures of a number written in positional notation are digits that carry meaningful…

Q: perform the following calculation, reporting your answer to the correct number of significant…

A: Significant figures of a number are  necessary to indicate the quantity of something. It is also…

Q: Calculate the tare weight for an object placed in a 10.9114 g container with a total mass of 16.4545…

A: Container that when subtracted from gross weight yields the net weight is regarded as tare weight.…

Q: "A metal with a mass of 107.1g was placed into a graduated cylinder and completely submerged. The…

A: It is known that the density is the mass per unit of volume. Density = MassVolume d = mV

Q: Calculate the density of a solid substance that causes the water level in a graduated cylinder to…

A: mass per unit volume is known as density.

Q: The density of a liquid is 2.30 g/cm³. What is its density in lb/ft³? 1 in = 2.54 cm; 1 lb = 454 g 1…

A: Given, Density of a liquid = 2.30 g/cm3 Density of the liquid = ? lb/ft3 1 in = 2.54 cm 1 lb = 454 g…

Q: Horse height is measured in hands, one hand equaling exactly 4 inches. If a horse is 15.5 hands…

A: The unit conversion method can be used here.

Q: An engine has an internal combustion volume of 3.26 liters. What is that volume in cubic inches?…

A: Given  Volume =  3.26 Liter  Volume in the unit of  (Inch )3. = ?

Q: If you are walking at a speed of 2.5 miles an hour how fast are you moving in kilometers a min.…

A: The speed in kilometers (km) per minutes, it is to be determined. Given: speed = 2.5 miles/hr 1 mile…

Q: Numbers which are not the results of measurements are not considered significant figures.   True or…

A:

Q: If the diameter of a cylinder is 5.76 inches and the height is 9.46 inches what is the volume of the…

A:

Q: Answering to the correct number of significant figures, what is 5.80 x 120? A) 696 B) 700 C) 7.0 x…

A: The given equation is, 5.80 × 120 = 696

Q: A woman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20…

A: Significant figures of a number printed in a positional notation are digits which make a…

Q: Is 0.468 meters exact, or measured?

A: Exact numbers those which are obtained after counting and are well defined. These numbers are have…

Q: A student is given the following question: "What is the mass of a gold bar that is 7.379 × 10–4 m3…

A: We know,Mass = Density x Volume

Q: perform the following calculation, reporting your answer to the correct number of significant…

A: The numbers in a given value which are significant to the true value is known as significant…

Q: A 1995 penny having a mass of 2.931 g is cut to expose the zinc and dropped into sulfuric acid.…

A: The mass of the given penny is = 2.931 g The mass of the copper shell is = 0.059 g The mass of zinc…

Q: When adding or subtracting measured quantities, what determines the number of significant figures in…

A: The result of an addition or subtraction should be reported to the same number of decimal places as…

Q: The sides of a certain rectangular wood block were measured 0.1294 meters, 7.41 centimeters and 9.4…

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

Q: The dimensions of a rectangular object were obtained as shown below. Use the data to determine the…

A: Area of a rectangle with length (a) and width (b) =ab  The least number of significant figures in…

Q: Carry out the following conversions. Report your answers to the correct number of significant…

A: (G)• convert 31.8 Pounds to Grams :-To convert 31.8 Pounds to Grams you have to multiply 31.8 by…

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.