(282.7×105)−(1.100×103)]×2.8990 Express your answer to the appropriate number of significant digits.

Q: When you perform the following operations, how many significant figurės should your answer have?…

A:

Q: 0.1184x8.00x0.0345 please do the calculations and give me the final answer with the correct number…

A: The calculations are to be done and the final answer with the correct number of significant figures…

Q: The distance between the centers of two oxygen atoms in an oxygen molecule is 1.21 x 10- cm What is…

A: The relation between cm and nm is - 1 cm = 1 x 107 nm

Q: How do I find the scientific notation of 82,000,000 s if the number of signtificant figures is 4?

A: The number given is 82,000,000 s And number of significant figures required in final answer is 4.

Q: Calculating the density of a rectangular wooden block (fig 3). In determining the density of a…

A: Density of the substance is equal to the ratio of mass to volume. Formula: Formula of wooden block:

Q: When rounding the number 2.348615 to 4 significant figures, what is the correct value?

A:

Q: When the calculation (1.0453x10-1.4) x 1.604 is carried out, the number of significant figures in…

A:

Q: Near room temperature, the density of ethanol can be expressed using the equation 3(-8,99 × 107g m…

A: Given the relation between density (d) and Temperature (T): d = (-8.99 × 10-4 g ml-1 K-1)T + (1.051…

Q: The diameter of a copper (Cu) atom is roughly 1.3 x 10-10 m. How many times can you divide evenly a…

A: Given :- Length of copper wire = 10 cm Diameter of wire = 1.3 × 10-10 m

Q: Calculate (2.075 x 0.585)/(8.42 x 0.0045) Correct the answer by rounding off the number to the…

A: Significant Numbers are those numbers or digits in the given number which are used in mathematical…

Q: 2. Express the number 500 cm so it is clear that there are only two significant figures.

A: Since you have asked multiple question, we will solve the first question for you as per our…

Q: Perform the following set of operations and choose the alternative that expresses the result to the…

A: • The given expression is,        (1.5 × 10-4 * 61.3 ) + 2.01     • We need to write the result of…

Q: 1. Evaluate the following and give the answer in the correct number of significant figures. d. Q = 1…

A:

Q: Given: 1 lb (pound) = 16 oz (ounces), and 1 lb = 453.6 g, what is 5040 oz (ounces) in %3D kilograms?

A: Conversion factor for the conversion of mass from ounces to pound is 1 lb16 oz. Conversion factor…

Q: What is the area in cm² of a sheet of paper that is 8.50 in x 11.0 in?

A:

Q: Perform the following calculations and express the answer with the appropriate number of significant…

A:

Q: To the correct number of significant figures, what is the answer to 8119 x 0.000023? 0.19 0.186737…

A: To find the answer in correct number of significant figures, 8119 X 0.000023?

Q: Complete the following calculation and express the answer with the correct number of significant…

A: To solve this question, first solve the numerator part and round off answer to least decimal place.…

Q: What is the volume in cm3 of 1.8 cubic feet?

A: volume in cm3 of 1.8 cubic feet?

Q: Calculate (3.8621 × 1.5630) − 5.98 and report the result with the correct number of significant…

A: The calculation given is (3.8621 X 1.5630) - 5.98

Q: THe density of aluminium is 2.7 g/cm3. what is the mass, in grams, of a piece of aluminium foil that…

A: Given, density of aluminium is 2.7 g/cm3

Q: the volume of the cube in cm^3

A:

Q: Round the following number to four significant figures and express the result in standard…

A: The value given is 229.613.

Q: Calculate the volume (I x w x H ) of this cube to the correct number of digits. Block of wood Height…

A: Length of the cube = 1.2 cm Width of the cube  = 1 cm Height of the cube  = 1 cm

Q: How do I know the number of significant figures if the decimal notation is 8,725 km and the scientic…

A:

Q: Suppose that instead of using the cylindrical rod of Example 1-2 to prepare a 1.000 kg mass we were…

A: Given:Mass = 1.000 Kg = 1000.00 gDensity = 8.96 g/cm3

Q: Express the answer to the following calculations in proper number of significant figures. 154.29)…

A:

Q: Carry out the following operations and express the answer with the appropriate number of significant…

A: For multiplication and division: Check the LEAST number of significant figures. For addition and…

Q: ations. Calculate the volume (length x width x height) in units of mm³ (mm x mm x mm) fo large…

A: Volume = length * width* height Length = 254.7 mm Width = 25.3 mm Height= 136.8 mm 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: Express 2.03 x 10^5 in standard number format

A: Given number is in scientific notation, The way of expressing numbers that are too large (or) too…

Q: Express the following numbers in fixed notation (e.g., 1.23 x 102- 123), and give the number of…

A: Given,  Express the following number in fixed notation and give number of significant figures in…

Q: 1. Perform the following calculations and give the answer rounded to the correct number of…

A:

Q: Suppose you are trying to find the volume of a box based on the given measurements for the length,…

A: According to the rule for significant digits in addition and subtraction, the number of significant…

Q: Perform the following calculations to the correct number significant figures. (23.4813 x 2.52) +…

A:

Q: Perform the following arithmetic operations, and report the result to the proper number of…

A: Significant figure can be defined as the total number of the digits present in a number including…

Q: How many micrograms are there in (5.41x10^4) picograms?

A:

Q: When subtracting 61.45 g from 242.6 g, which value determines the number of significant figures in…

A: Significant figures are the value of a number of digits that add accuracy to the value. There are…

Q: What is the uncertainty in the measured value 12.37040 after it is rounded to the following number…

A: The location of the last significant figure of a measurement shows the uncertainty. When the…

Q: (2.241 mm )(2.8 mm ) Complete the operation and express the answer with the appropriate number of…

A: The operation expressed and the appropriate number of significant figures:Unit same for both values…

Q: Consider this formula. If z = 4.0 and y = 9.2, what is the value of x? Express your answer to the…

A: Any final computation of a result must indicate the extent of reliability to be assigned to result…

Q: How to convert 3.09×10−3 m3.09×10−3 m to the equivalent length in nanometers?

A: Length is measure in diffrent units  Some Basic s units are followings  1) Meter=It  is fundamental…

Q: 2.8 x 4.5039 =? what is the result of the operation expressed in significant numbers?

A: Since we know that according to the product rule , the least number of significant figures are…

Q: ᴀᴄᴛɪᴠɪᴛʏ ₄: ᴅᴇꜱᴄʀɪʙᴇ ᴍʏ ꜱᴛʀᴜᴄᴛᴜʀᴇ ᴅᴇᴇᴘᴇʀ! ᴅɪʀᴇᴄᴛɪᴏɴꜱ: ʀᴇᴀᴅ ᴀɴᴅ ᴀɴꜱᴡᴇʀ ᴛʜᴇ ꜰᴏʟʟᴏᴡɪɴɢ Qᴜᴇꜱᴛɪᴏɴꜱ: ₁.…

A:

Q: In determining the density of a rectangular wooden block, use the information in the table below and…

A: Concept introduction: Density of the substance is equal to the ratio of mass to volume. Formula:…

Q: Volume: 200 mL  Diameter = 5.45 cm  Height = 9.72 cm Using the equation V= ??2ℎ, calculate the…

A: Formula used :- V = πr2h

Q: The SI units of density are kg/m³ but g/cm³ is more commonly used. How many g/cm³ are in 1 kg/m³?

A: Density is the ratio of the mass of the substance with that of the volume occupied by the substance.…

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.