Perform the calculation to the correct number of significant figures. (43.998 * 0.00552)/2.002a) 0.121                   b) 0.12                  c) 0.12131                 d) 0.1213

Q: 1. Which of the following quantities has three significant figures? a) 0.0095 b) 0.4 c) 101 d) 0.10…

A: a) 0.0095  two significant figure b) 0.4  one significant figure c) 101   three significant figure…

Q: Perform the following computations, and retain only significant figures in the results:  56.824 /…

A: While performing multiplication or division, the answer should contain as many significant figures…

Q: Determine the answer to 14.3 / 0.00920 using the correct number of significant figures.

A: The significant figure refers to particular digits in a number. According to the measurement rule,…

Q: 2. Evaluate each of the following expressions. State the answer to the proper number of significant…

A: Rules for writing significant figures in addition subtraction multiplication and division; In case…

Q: 3. Iron has a density of 7.87 g/cm3. If a 63.7 gram sample is added to 85.6 mL of water in a…

A: Mass= 63.7gm Density=7.87g/cm3  Volume= mass/density Volume= 63.7÷7.87=8.09ml Initial volume=85.6ml…

Q: 25. What is 6.7 X 10³ in decimal notation?

A: The decimal notation of 6.7× 103 is given below.

Q: Perform the following calculations, reporting the answers with the correct number of significant…

A: The question demands doing a mathematical calculation and stating the result in exponential format…

Q: The density of lithium metal is 535 kg/m3 . What is this density in g/cm3?a) 0.000535 g/cm3b) 0.535…

A: 1 kilogram=1000 grams 1 meter=100 centimeter

Q: how many significant figures are in 16.90

A: Number of significant figures in 16.90 = ?

Q: How many significant figures are in the number 9.540x107?

A: The given number is = 9.540×10-7

Q: Write the number of significant figures in the number on the line.           0.0240 ________…

A: We follow the below-assigned rules to find the number of significant figures in any measurement.

Q: An experimenter has weighed a penny 6 times in units of grams as reported below. 2.224842 3.168283…

A: The objective of this question is to calculate the average weight of a penny based on the given…

Q: Can you help me understand what a significant figure is and help me with this problem?  46.97  How…

A: The digits which carry meaning supporting to its measurement resolution is called as significant…

Q: Perform the following calculation. Round your answer according to the correct number of significant…

A: For multiplication and division the number of significant figure of result will be same as the least…

Q: Which of the following has exactly four significant figures? 0.0592 0.08206 8.314 5420 5.4 x…

A: Significant figures of a number are the digits which gives a meaningful contribution to the…

Q: Round the answer to the correct number of significant figures. (27.52÷3.29) + 5.7=14.065

A: Introduction: significant figures in a reported value is the number of digits that are known with…

Q: Define significant figures with examples?

A: In chemistry due to the uncertainty in measurements, to get a real data precision and accuracy is…

Q: Temperature (°F) 90.00 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 High Temperature (°F) at…

A: The objective of this question is to analyze the given temperature data over the years, identify any…

Q: 75 miles/hr converted to km/second. Also rounded to 2 significant figures.

A:

Q: Convert 9.71 x 10-³ m to the equivalent length in nanometers. 9.71 × 10-3 m = nn

A: Unit conversion involves multiplication or division of numerical factors,  result should be obtained…

Q: Round each number to two significant figures. 233.356: 0.002353: 1.005: x10 TOOLS

A: Significant figures of a number in positional notation are digits in the number that are reliable…

Q: (2×10^−5)(5.09×10^4) (7.70×10^−8)   Above is listed as a fraction   Express your answer using the…

A: In division , the result will contain the least no. of significant figure among the given numerator…

Q: 2550 × 115 =?

A: • We need to calculate the final answer of 2550 × 115

Q: What is the correct answer (reported to the proper number of significant figures) to the operation…

A: a meaningful contribution in mathematical science which can be expressed In scientific notation,

Q: Division - express all answers in the correct significant figures - be sure to include units 2…

A: Significant figures are those digits which are absolutely necessary while indicating the quantity of…

Q: An object is determined to have a mass of 0.00180 g . How many significant figures are there in this…

A: Significant figures – calculation rules are as follows,Significant figure is a non-zero number…

Q: How many significant figures are there in 463.8052? (Give a numerical answer)

A:

Q: Solve this equation with the appropriate significant figures. 181.34 x 1930.4582 =

A: The given equation is - - - > 181.34 x 1930.4582 = 350069.289988 =350070

Q: 2) Calculate the areas of the rectangle and circle in cm2. Report the answers to the correct number…

A: Given : length = 9.90 cm              Width = 3.30 cm              Diameter = 7.50 cm And area of…

Q: Ammonia chemically reacts with oxygen gas to produce nitric oxide and water. What mass of ammonia is…

A: Moles of oxygen can be calculated as:

Q: A medical technician measures the length of a tropical parasite insect. The length is 146 mm. What…

A: In this question we need to convert the given measurement of length from millimeters to centimeters.

Q: Data/Results   (use these data)                                            beaker one…

A: Density of water is calculated by using the formula given below. Density of water =mass of…

Q: The average temperature at the South Pole in June is -37.1 °C. Convert this temperature to degrees…

A: The value is provided according to the questionThe average temperature at the south pole T = -37.1…

Q: You weigh an object on a balance and read the mass in gramsaccording to the picture. How many…

A: Significant figures are digits that carry meaningful contribution to its measurement.   By looking…

Q: 5. Perform the following unit conversions. Show the setups for each conversion (cancel units). Give…

A: The objective of this question is to convert the given quantities from one unit to another. The…

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: How many significant figures are in the number 0.0009781?

A: Step : 1               Find the significant figures.

Q: 2. How many significant figures are in the following? a. 50.0 cm b. 0.00500 m c. 1.50 x 105 sec

A: Calculate number of significant digit in the given question ?

Q: solve for the follwing probelms stating answers to the proper number of significant figures. use…

A: In the multiplication or division operation, we need to keep the least significant figures in the…

Q: The mass of a sample is measured by difference: first the mass of a beaker is measured (43.55 g),…

A: The objective of the question is to find the mass of the sample that was added to the beaker. This…

Q: How many significant figures in each number? ~3.14159 ~0.0202 ~320.0 ~3.0x10^-3 ~500

A: 1) The non-zero number is always a significant number . 2) The zero in between two non-zero number…

Q: 1. A wooden square block is placed on an analytical balance giving a mass of 5.1977 g. The square…

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.