How many significant figures are in the following value?

Q: a loaf of bread has a mass of 24 ounces. What is this making in kg?

A:

Q: How many significant figures are in this number? 0.70050 g

A: • Significant figures are meaningful digits which are known with certainty.  • There are certain…

Q: What equals inches divided by inches, if we treat them like numbers o, why do you divide by the unit…

A: When we divide two same numbers or units, they cancel out to give 1.  When we multiply two same…

Q: A metal object has a mass of 8.0 ×10^8 micrograms. What is it's mass in kilograms

A: The relationship between mass in Kg and micrograms is  1 Kg = 1000 grams = 109 micrograms

Q: Do the following calculation of measured masses from an experiment: 73.4 g - 61.418 g Calculate…

A: Given  73.4 gram - 61.418 gram  Resultant value in correct significant figure = ?

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: Finally, sometimes the desired value does not directly match the units given but is derived from the…

A: Given: The volume of a sheet of metal = 45.5 cm3 Width = 14.8 cm Length = 15.9 cm

Q: A beaker has a mass of 225.08g . When a liquid is added to the beaker, the combined mass is…

A:

Q: Sodium metal is a soft silvery metal. Sodium metal reacts vigorously with water to produce sodium…

A: Given, Sodium metal is a soft silvery metal. Sodium metal reacts vigorously with water to produce…

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: How many significant figures are in each of the following measured quantities?

A: All non zero numbers are significant. Zero at starting (left) are not significant. Zeroes in last…

Q: the correct number of significant figures in 2.33×18

A: • We need to calculate the number of significant figures for the expression in 2.33 × 18

Q: What would be the reading of the liquid in the following graduated cylinder, reported to the proper…

A: Given is graduated cylinder.  We measure reading at lower meniscus.

Q: How many significant figures are in this value? 0.023558

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

Q: A quantity of water is poured into a graduated cylinder, which then reads 156 mL. What is the mass…

A: Given : volume of water = 156 mL

Q: The number 1.050 × 109 has how many significant figures?

A:

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: Density of Unknown Solid, mass of picnometer + metal + water is 75.167g, what is the number of…

A: All the non-zero numbers are significant figures and zeroes between two non-zero numbers are…

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: Earth's oceans contan 3.5 x 108 mi³ of water and cover an area of 1.40 × 108 mi². ▼ Part A What is…

A: Given -> Volume of water contained by earth's ocean = 3.5 × 108 mi3 Area covered by ocean= 1.40 ×…

Q: When 0.0005760 is written in proper scientific notation with the correct number of significant…

A: Rules for determining significant figures,All non-zero digits are significantThe zeros placed to the…

Q: If a solution has a temperature of 355 K, what is its temperature in degrees Celsius? (please…

A: Temperature in Kelvin = 355 K

Q: How many significant figures are in each of the following measured quantities?

A: Given,      36000000 km

Q: Calculate the following mathematical expression with the correct number of significant figures:…

A: We have to calculate here the given mathematical expression with the correct no. Of significant…

Q: In the metric system a liter is a measure of

A: Different units are used for the representation of different quantities in the metric system. Any…

Q: Atomic mass of Na = 22.98976928 ±0.00000033 g/mole Atomic mass of Cl = 35.4570± 0.0027 g/mole Mass…

A: Molarity of a solution is defined as the number of moles of solute present in 1 L of the solution.…

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: 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: you need a cube of aluminium with mass of 7.6g what must the length of the cubes edge in cm (the…

A:

Q: A sample of waterer (density is 0.998 g/mL) is measured to be 25.7mL. What is the mass of water in…

A: Mass = Volume x density

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: for this question, what would the correct number of significant figures be?

A: Concentration of KOH = 0.626 M The mas of MOBS=  5.00 g  pKa=7.48 and formula mass is 223.29 g/mol)…

Q: A block of wood has the measurements 78 cm X 15.1 cm X 243.1 cm has a mass of 1.716 x 103 grams.…

A: Here we need to calculate the density of the block of wood. We know that, density is defined as the…

Q: If I wanted to convert 34.5 meters in to km which of the following conversions factors would I need?

A:

Q: In the former British monetary system, one pound consisted of four crowns, each crown was worth five…

A: One unit is converted into other by multiplicative factor .

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: How many significant figures are in the following value? 0.0350 g 4 1

A:

Q: Complete the following metric conversions using the correct number of significant figures: 164mg to…

A: 164mg = 164 * 10-3g , Using relation berween milligram and gram we can solve this problem.

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: Carry out the division and enter the quotient with the proper number of significant figures in…

A: This is a division operation and in division, the number of significant figures are equal to the…

Q: A dessert contains 145.05 g of vanilla ice cream, 82 g of fudge sauce, and 39.3 g of nuts. • Part A…

A: The formula for the total mass of the dessert is equal to the sum of the mass of vanilla ice cream,…

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…

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.