What was the original pressure

Q: The information stated below may be helpful in answering the question belc Du = 0.53 g/cm Dwater =…

A: The student determined the solid as Mg (d=1.74 g/cm3) whereas it is Li (0.53 g/cm3) The relation…

Q: 56. Round the number on the left to the number of significant figures indicated by the example in…

A: Significant figures of a number are those which are absolutely necessary to explain the numbers…

Q: Measure the diameter of the circle using Ruler A and Ruler B.Given that the actual diameter of the…

A: Given : Ruler A and Ruler B and some statements are given .  To find : To match the statements…

Q: convert 7.54 x 10^-8m to nanometers using only the metric system

A: The term SI base unit refers to the seven units of measurement which have been defined by the…

Q: Use the References to access important values If heeded for this question. Write each of the…

A: Given :-  8.89 × 10-3  7.77 × 104  7.71 × 103  8.06 × 10-5  To write :-  Above value in 3…

Q: Convert 259 bytes into Tb(give the answer in the correct number of significant figures)

A: Here we need to convert Byte into Terabit.Byte= It is a unit used for measuring size of memory.

Q: What is the minimum mass of galena PbS, a lead ore, from which 7.5kg of pure lead could be…

A: Given data  7.5kg of pure lead (Pb) find minimum mass of galena PbS,

Q: At what temperature reading does the Fahrenheit and the Celsius scales become equal?

A: Temperature can be measured in degrees Fahrenheit (°F) and degrees Celsius (°C)  The relationship…

Q: Part A MISSED THIS? Watch KCV 19.5; Read Section 19.5. You can click on the Review link to access…

A: Given-> K = 23  n = 3  T = 25°C = 25 + 273 = 298K

Q: decades

A:

Q: Convert 622 µL to mL (you must convert it back the metric base unit fırst): Show set-up in…

A: Given: Volume = 622 μL

Q: Is it possible for measured data to be precise but inaccurate?

A: Here we have to explainIs it possible for measured data to be precise but inaccurate-

Q: Round this to three significant figures. 1.561832×10^7

A:

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

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

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: reword this to simpler terms,  The answer is 4718 g. It contains zero significant figures in the…

A: Significant Figure Rules for Addition:In this case we round the answer to the same number of decimal…

Q: What is the volume of iodine if it has a mass of 2.5kg and a density of 4.93/cm to the 3rd power?…

A: Answer of this question :-

Q: Which of these answers is not a correct match between a measurement parameter & its standard unit?…

A:

Q: Select the answer that expresses the result of this calculation rounded to the correct number of…

A: Before calculations certain rules should be understood for significant digits. All of the non-zero…

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: 3. Convert the following measuremer -5 6.9 x 10 %3D 3 0 = cm

A: We have to predict the answer in given units.

Q: Cl₂O Express your answer in percent to four significant figures.

A: The molar mass of an element is the mass of one mole of that element. It is usually expressed in…

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

A:

Q: 555mm^3(Cubed) to cm^3(Cubed)

A:

Q: Determine the number of significant figures. 1. 100432.6783 / 2 2. 0.000004523 x 2.34 + 10.00000…

A: To determine the significant number, we need to count significant number in given values and then we…

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: The number 4.0 × 105 has significant figures.

A: Number of significant figure in 4.0 ×105?

Q: What fraction or multiple of the meter might be the most appropriate measurement for the distance…

A: . step1: Given: distance between Chicago and Saint Louis. Find out:hat fraction or multiple of the…

Q: Convert -163.1  °C to Kelvin   Round your answer to 1 decimal place and don't forget to use the…

A:

Q: Convert 9.65 X 103 cm to standard notation

A: Scientific notation: Scientific notation is a way of expressing numbers in decimal form with…

Q: Convert -128 °F to degrees Celsius and Kelvin

A: The given temperature is converted into degree Celsius as follows:

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: what determines how many figures are significant in reported measurement values? What would be the…

A: In reporting measured values, the degree of uncertainty of a number read from a measurement…

Q: Change the following measurement to the appropriate SI unit. The final unit required is shown to the…

A:

Q: Indicate whether the following statement is true or false. When the measured number 21.5055 is…

A: The rules for rounding off numbers are:Examine the digit following (i.e., to the right of) the digit…

Q: /hen multiplying and dividing measurements the final answer contains The same precision as the…

A:

Q: Record the number of signifcant figures in each one of the following numbers. e. 2.670 x 10^3

A: Given,

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.