9) One pound of bananas costs 49 cents. A) Calculate the cost of 9.23 pounds of bananas. B) If I paid $2.79, how many pounds of bananas did I buy?

Q: Question 45 of 48 A liquid in the lab has a density of 1.17 g/cm. What is the volume in liters of 3.…

A:

Q: What volume (in mL) would an object have if the object has a mass of 17.949 g and a density of 10.0…

A:

Q: What would the mass of a metal sample have if the sample had a volume of 10.8 mL and the metal had a…

A: Given: The volume of metal sample= 10.8 mL The density of the metal sample= 2.10 g/cm3 Mass of metal…

Q: When a piece of metal mass of 36.54 g is dropped into a graduated cylinder containing 21.27 ml. of…

A: The given data contains, mass of metal =36.54 g volume V1=21.27 ML volume V2 =24.62 ML

Q: If the density of gold = 19.3g/mL, what is the mass (in grams) of 125 mLof gold?

A:

Q: Part A If someone consumes 27 g of sodium chloride per day, what mass (in grams) of sodium does that…

A: Given : Mass percentage of sodium chloride = 35% Mass of NaCl = 27g

Q: find mass of a cube of metal with 6 inches on each side. density of this metal is 15g/cm^3. answer…

A: According to the system of units, the following conversion is obtained: 1 in = 2.54 cm ⇒6 in=(6×2.54…

Q: a. What kind of trend or pattern is apparent from the graph of mass and volume data? Is there a…

A: Solution Density = Mass/Volume If the volume is plotted on the x-axis and mass on the y-axis, then…

Q: Part A The density of iron is 7.87 g/mL. What is the mass of a 2.00 cm x 4.00 cm x 1.00 cm block of…

A: Given Density = 7.87 g/ml

Q: Record answer with correct units and correct sig figs in box provided – use scientific notation if…

A: Unit conversions look like,(1 km) x 1000 m1 Km = 1000 mto convert Km to ftfirst convert Km to cm and…

Q: the density of rubbing alcohol is .786g/ml at 20 degrees celcius what mass of rubbing alcohol would…

A: In this question, we want to determine the mass of rubbing alcohol.  You can see details Solution…

Q: It was determined that the average CHEM110 student extracts 1.42 of starch from every 100 g of…

A:

Q: The average mass of a female adult brain is 1198 g. Convert this mass to Mg. Show calculation

A: In this question, average mass of female adult brain is given in grams and the given mass is to be…

Q: The density of ethanol is 0.789 g/mL. If you need 408.0 g of ethanol for an experiment, how many…

A: Given  Density = 0.789 g/ml Mass = 408 g

Q: What is the % mass of iron in iron (II) oxide?  Report your to answer to 2 decimal places

A: persentage iron =( atomic mass of Iron/ molar mass of FeO) * 100

Q: At a local hospital, 35 babies were born. If 22 were boys,what percentage of the newborns were boys?…

A:

Q: Use your calculator to determine the answer to the following calculation: 1.0×10-15 4.2x10-7 Express…

A: This is very normal calculation, division and equate power.

Q: . What is the amount of micrograms given 52 grams? 2. What is the amount of kg given 132,000 ng ?…

A: 1g = 1 ×106 micro grams  (I)52 g  = 52 g × 106 micro grams / 1g  = 52 × 106 micro grams…

Q: Which of the following are equal to 5 x 1010? Check all that apply. • View Available Hint(s) 500 x…

A: Answer to the following Question is:

Q: A fuel tank holds 22.3 gallons of gasoline. If the density of gasoline is 0.8206 g/ml, what is the…

A:

Q: A weather ballon is filled to the volume of 120L on a day when the temperature is 10 °C. What would…

A:

Q: What would the mass of a metal sample have if the sample had a volume of 41.2 mL and the metal had a…

A:

Q: Direction: Convert the following numbers in scientific notation to standard form. 1. 1.05 x 1015 2.…

A:

Q: The daily dose of antibiotic for the treatment of an ear infection is 115 mg/kg of body weight.  If…

A: Given : Dose of antibiotic = 115 mg/Kg body weight  Weight of child = 33.5 lbs And the available…

Q: I Review | Constants | Periodic Table A 40-lb container of peat moss measures 14x 20x 30 in A 40-lb…

A: Given that : Dimensions of 40-lb container of peat moss =  14 in x 20 in x 30 in. Area to be covered…

Q: What would the mass of a metal sample have if the sample had a volume of 46.5 mL and the metal had a…

A:

Q: Show all  computations  and  express final answer in  sig  fig  and  scientific  notation.  Box  out…

A:

Q: The density of ethanol is 0.789 g/mL. If you need 408.0 g of ethanol for an experiment, how many…

A: Density of ethanol = 0.789 g/ml  Mass of ethanol = 408.0 g  Volume (in ml ) = ?

Q: I Review I Constants I Periodic Table A hybrid electric vehicle has an EPA gas mileage rating of 49…

A: EPA mileage of the car is 49mi/gal 1mile=1.60934km 1gal=3785.411ml

Q: Record answer with correct units and correct sig figs in box provided – use scientific notation if…

A: I.00 pint =473.176 ml 3.00 pints = 473.176×3 = 1419.52 ml

Q: How many loads of laundry can you wash if you work 3 shifts? Express your answer numerically as an…

A:

Q: QUESTION 2 Aspirin has a density of 1.40 g/cm. What is the volume in cubic centimeters of a tablet…

A:

Q: If you have 200.0 mL of Calcium, determine what the mass would be using the density provided.…

A:

Q: Part B Part C Results Table: Pipet Cylinder 1. Density of first volume of saline 2. Density of…

A: We bave to find percent error, for part C

Q: Question attached

A: Fahrenheit to Celsius: Formula is, Tc = 59(TF-32) Where, Tc = temperature in Celsius TF =…

Q: What is the mass (in kg) of a 1 cubic foot block of Copper? (units are intentionally in both systems

A: Density of substance is calculated by dividing the mass with volume.

Q: A substance has a density of 0.469 g/mL. What volume in mL does a 133 g sample contain? answer to 3…

A: Density (d) :-  The ratio of mass of a substance to its volume is called density  Density =…

Q: References Use the References to access important values if needed for this question. In the winter,…

A: Fahrenheit , degree celcius and Kelvin are three units of temperature and can be interconverted by…

Q: When you recorded t

A: Accuracy and precision are important to calculate the desired value which are easy to calculate and…

Q: Please input the result for each of the following calculations with the correct number of sig fig,…

A: In Addition and Subtraction, Round the answer to the LEAST number of places in the decimal portion…

Q: Chemistry 310 Lab 3 – Measurements Name Report Sheet Part 1: Obtain mass of a liquid in a beaker…

A: Mass of water is equal to the difference in the mass of beaker filled with water and mass of empty…

Q: answer in scientific notation and include correct number of sig figs. cm^2 to m^2 to µm^2 44.2 cm2…

A: Here, we have to convert 44.2 cm2 to µm2.

Q: A piece of plastic tubing measures 120 mm. What is the length of the tubing in inches?

A: For this we have to know that .,  1 mm = 0.0394 inch

Q: For which object does the method of volume by displacement give an inaccurate result? Why? A4.…

A: The method of measurement of volume of the metals by displacement method gives inaccurate result for…

Q: Which of the following volumes is not written correctly (Error margin rules, SI units and scientific…

A: Scientific notation is a way of expressing numbers that are too large or too small to be…

Q: Record answer with correct units and correct sig figs in box provided – use scientific notation if…

A:

Q: units and correct sig figs in box provided – use scientific notation if convenient. 18-karat gold…

A: Answers: Given 18 Kart gold jewelry contains 75% gold by mass A) If total mass of 18 Karat gold…

Q: Liquid helium boils at −268.93 °C. What is the boiling point of helium on the Kelvin temperature…

A: Given ,  boiling point of He = -268.93 °c T°K = T°c + 273

Q: What is the answer to (B)? О 2.20 О 1.69 О 0.25 0.64

A: Given: To find the value of weight of substance adsorbed for B.

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.