-12 A virus has a mass of 9.0 x 10 mg and an oil tanker has a mass of 3.0 × 107 kg. Use this information to answer the questions below. Be sure your answers have the correct number of significant digits. What is the mass of 1 mole of viruses? Round your answer to 2 significant digits. How many moles of viruses have a mass equal to the mass of an oil tanker? Round your answer to 2 significant digits. x10

-12 A virus has a mass of 9.0 x 10 mg and an oil tanker has a mass of 3.0 × 107 kg. Use this information to answer the questions below. Be sure your answers have the correct number of significant digits. What is the mass of 1 mole of viruses? Round your answer to 2 significant digits. How many moles of viruses have a mass equal to the mass of an oil tanker? Round your answer to 2 significant digits. x10

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

The chemist measures the volume of the unknown liquid as 0.615 L and the mass of the unknown liquid as 385. g. Calculate the density of the liquid. Be sure your answer has the correct number of significant digits. Is it possible to identify the liquid? If it is possible to identify the liquid, do so.
Gaseous butane (CH₂(CH₂)₂CH3) will react with gaseous oxygen (O₂) to produce gaseous carbon dioxide (CO₂) and gaseous water (H₂O). Suppose 49. g of butane is mixed with 200. g of oxygen. Calculate the minimum mass of butane that could be left over by the chemical reaction. Round your answer to 2 significant digits. Og 0 X
Liquid octane (CH₂(CH₂) CH₂) will react with gaseous oxygen (O₂) to produce gaseous carbon dioxide (CO₂) and gaseous water (H₂O). Suppose 40.0 g of octane is mixed with 69. g of oxygen. Calculate the minimum mass of octane that could be left over by the chemical reaction. Round your answer to 2 significant digits. 0* X 5
A chemist adds 190.0 mL of a 2.1-10 mM zinc oxalate (ZaC,0) solution to a reaction flask. Calculate the mass in micrograms of zinc oxalate the chemist has added to the flask. Round your answer to 2 significant digits. X 5
An oxygen atom has a mass of 2.66 × 10 23 g and a glass of water has a mass of 0.050 kg. Use this information to answer the questions below. Be sure your answers have the correct number of significant digits. What is the mass of 1 mole of oxygen atoms? Round your answer to 3 significant digits. How many moles of oxygen atoms have a mass equal to the mass of a glass of water? Round your answer to 2 significant digits. ☐ s X П G
Calculate the mass, in grams, of each of the following. 2.0x10^23 lead atoms Express your answer using two significant figures. 7.8x10^21 uranium atoms Express your answer using two significant figures. 1.3x10^23 gold atoms Express your answer using two significant figures. 2.74x10^22 helium atoms Express your answer using three significant figures.
10 kg. A penny has a mass of 2.50 g and the Moon has a mass of 7.35 x 22 Use this information to answer the questions below. Be sure your answers have the correct number of significant digits. What is the mass of 1 mole of pennies? How many moles of pennies have a mass egual to the mass of the Moon?
Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits. 20.94 cm x 80 cm - 93. g ml. -* 19. mL - 946.2 mol 31.5 L - 0 cm 2 mol 0.9 X
Multiply or divide the following measurements. Be sure each answer you enter contains the correct number of significant digits.
Ammonium phosphate ((NH₂),PO4) is an important ingredient in many fertilizers. It can be made by reacting phosphoric acid (H3PO4) with ammonia (NH3). What mass of ammonium phosphate is produced by the reaction of 1.8 g of ammonia? Be sure your answer has the correct number of significant digits. 7. g 0 10 X