Do the following multiplication and division calculations. Give a final answer with the correct number of significant figures and the correct units. Units can cancel or multiply just like number factors. (2.5 x 103 m/s) x (5.00 x 10-6 s) = ?

Q: length, I = 2.20 in width, w = 2.91 in height, h = 10.4 in +1 in Calculate the height, h, of the…

A:

Q: How many significant figures should there be in the answer to the following problem?…

A:

Q: The "Nutrition Facts" on a label of a 32 fluid ounce container of apple juice states that a serving…

A: Given that 8 fluid ounces contain 240 milligram(mg) potassium Conversion factor: 8 fluid ounces =…

Q: Complete the table below relating the values. Each value is =0, >0, or <0

A: We have knowledge about two equations: One is Nernst Equation according to this, Second is…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: The relation between μg (micrograms) and g (grams) is- 1 μg =10-6 g And The relation between dL…

Q: mol stock solution of silver A chemist makes 590. mL of silver perchlorate (AgClO,) working solution…

A: • The values provided in the question are:-  i) Initial volume of silver perchlorate solution ,V1 =…

Q: Perform the following calculation: -0.0060 cm3 + 1.0042 cm3 What is the answer to the calculation…

A:

Q: A surveyor measures the length of a surveying chain containing 1000 chain links. The length is…

A:

Q: Bob and Jill are measuring the height of Mr. Chenet (Mr Chenet is 1.8593 meters tall). Bob gets a…

A: Accuracy It is defined as the closeness of measurement to specific value means we will have one…

Q: Express each answer with the correct significant digits, and the proper units AND write it in…

A: The expression given is .

Q: Consider the equation: (9 x 10^-38) x (9.00 x 10^3) x 35.3= Y  how many significant figures should Y…

A: The significant figures can be defined as the digits in the given number that carry some meaning and…

Q: Calculate the difference between the numbers. (9.330 x 10-4) – (2.674 × 10-³) = * TOOLS x10

A: To calculate the difference between two numbers.

Q: Suppose you have two 100-mL graduated cylinders. In each cylinder there is 44.0 mL of water. You…

A: Given  volume of water in both cylinder = 44.0 mL side of cube = 1.9 cm    Conversion factor : 1…

Q: Decide whether each proposed multiplication or division of measurements is possible. If it is…

A:

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

A: We will use significant figures rules to answer this question.

Q: How many significant figures are in the result of the following calculation:    9.871 cm x 0.19 cm

A: This can be solved by knowing the rules of significant figures.

Q: significant figures. 1. Carry out the following mathematical operations, and give each result with…

A: In this question we have to calculate the particular mathematical operation in the following…

Q: When converting from kilometers to centimeters how many places does the decimal move to the right?…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: Question 8

A: In a chemical reaction, one substance reacts with other substances and new products are formed.…

Q: Carry out the following conversions: (a) 1.42 lightyears to miles (a light-year is an astronomical…

A: a) We need to convert a distance from light-year to miles.

Q: There are 12 eggs in a dozen. If a farmer's chickens produce an average of 464 dozen eggs in a…

A: Significant figure rules : five important significant figure rules are Non-zero digits are…

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: we need to convert from ml to dl  i.e. millilitre to decilitre

Q: A runner wants to run 11.9 kmkm. Her running pace is 7.0 mi/hrmi/hr. How many minutes must she run?…

A: Concept introduction: Speed of an object is equal to the distance covered by object per unit time.…

Q: A chemist weighs herself on a scale and records a mass of 65.1 kg. She removes a calculator and…

A: Given : Mass of chemist with calculator = 65.1 Kg = 65.1 X 103 g                   (Since 1 Kg =…

Q: What is the answer to the correct number of significant figures of the following calculation? (37.1…

A:

Q: Which of the following are CORRECT regarding significant figures? In your answer, please list the…

A: Significant Figures: These are digits used to express the precision of a quantity. The numbers that…

Q: Calculate the mass of sugar weighed out.  a. Circle one: When performing the above calculation,…

A: According to significant figure rule when we subtract two numbers then the result will be in least…

Q: How to properly use significant figures in this case? Ccal = (-ΔHrxn x nLR)/ΔT Ccal = (-55.85…

A:

Q: , 8. When you perform the following operations, how many significant figures should your answer…

A: Significant figures can be defined as the total number of the digits (that include s the last digit)…

Q: For the following division problem: (6.626 x 10–30) / (9.63 x 107) = ? What is the answer reported…

A: When we divide  the two same numbers  having  coefficients,  like 10-2/10-4 than here we just…

Q: If 20.0 Cal make an ounce, how many ounces of formula should a baby drink per day of the energy need…

A: Given data 20.0 cal = 1 ounce energy need per day = 1.50 x 103 cal

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

A:

Q: If I have these values and need to calculate percentage, what are the significant figures I need?…

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

A: The given measurements are converted to appropriate SI units in step two.

Q: How many significant figures should be retained in the result of the following calculation? 12.00000…

A:

Q: How many significant figures should be retained in the result of the following calculation? 12.00000…

A: The given expression has been simplified below.

Q: If 20.0 Cal make an ounce, how many ounces of formula should a baby drink per day if the energy…

A: Given 1 ounce gives = 20.0 Cal energy

Q: 4- Perform the following calculation and report the result to the correct number of significant…

A: The correct option is D i.e 2.8  as we significant upto 2 decimal places then 2.81690 = 2.8

Q: A runner wants to run 10.3 km. Her running pace is 7.0 mi/hr. How many minutes must she run?

A:

Q: How many significant figures should be retainedin the result of the following calculation? 12.00000…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: You are in a game show and you are asked to pour a gram of sand in the balance, the person closest…

A: Given, the exact value is 1 gram.Individual 1 = 0.894 gIndividual 2 = 765 mg = 0.765 gIndividual 3 =…

Q: How many significant figures should be retained in the result of the following calculation? Co…

A: Given information,  12.00000 × 0.9893 + 13.00335 × 0.0107

Q: The number 1960900, when rounded off to 4 significant figures, would appear as _______   a. 1.961…

A: Scientific notation: Scientific notation is a way of expressing numbers to be conveniently written…

Q: 1.a What temperature in Kelvin is -145°C   (b)What temp in Celsius is 91 °F?     (c) Which of the…

A: 1. The given temperature is = -145oC The value of this temperature in kelvin is =?

Q: The nutritional calorie (Calorie) is equivalent to 1 kcal. One pound of body fat is equivalent to…

A: According to the question, 1 Calorie = 1 kcal and 1 lb = 4.1×103 Calorie and also 1 kcal = 4.184 kJ.…

Q: Use the References to access important values if needed for this question. When 52.7 and 84.3 are…

A:

Q: For items 1-2: A block of wood weighs 64.02 g and has the following dimensions: length of 15.0 cm,…

A: The mass of a substance m can be related to the volume V in which it is occupied by the component…

Q: Use the References to access important values if needed for this question. Complete the following…

A: Some important properties  :  1ax = a-x  ax . ay =ax+y    ( ax)y = ax.y axay = ax-y

Q: Perform the calculation shown. What is the answer rounded to the correct number of significant…

A: The division operation to be solved is: 3.336*108 g1.1*10-1 mL We have to solve the above operation…

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.