Answered: MCQ 25: 1.67*10-27kg is the weight of a…

Science

Chemistry

MCQ 25: 1.67*10-27kg is the weight of a single atom of A. oxygen B. nitrogen C. hydrogen D. water

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter8: Chemical Composition

Section: Chapter Questions

Problem 9ALQ: onsider separate 100.0-g samples of each of the following: NH3 , N2O , N2H4 , HCN , HNO3 . Arrange...

See similar textbooks

Related questions

Q: All atoms of a given element have the same ______.mass number. c. number of nucleons.number of…

A: An atom is composed up of three subatomic particles electrons, protons, and neutrons.

Q: By definition, all atoms of carbon have exactly 6 _________, but the number of _________ varies from…

A: Carbon is an element in periodic table. It has the atomic number of 6. Carbon is a nonmetal with…

Q: Could you provide the formula of the unkown and the name :) 9. Mass Spectra 100- Relative Intensity…

A: The question is based on the concepts of Organic spectroscopy. we need to analyse and interpret the…

Q: a. Calculate the Natural Abundance of 4°X and enter it into the chart. b. Calculate the isotopic…

A: The given molecule X has 3 isotopes which are 36X, 38X, and 40X. Percent natural abundance of 36X…

Q: Question 18. The 'H NMR spectrum of P(CH3)3 is expected to show: (C) a singlet (D) a triplet (A) a…

A: Phosphine (PH3) is a trigonal pyramidal molecule with a lone pair of electrons on the phosphorus…

Q: 2. Compute for the atomic mass of these isotopes. (Show your solution.) a. 160 (99.76%), 170…

Q: HBr (1 equiv) H₂O2

Q: - Calculate the pH of a 0.0403 M KOH solution at each temperature. 30 °C pH= 5.9 ×10-16 Incorrect 40…

Q: When 636.5 J of heat energy is added to a 43.0 g sample of solid copper, the temperature increases…

A: This problem is based on Thermo chemistry which is a very important subpart of Thermodynamics. Here…

Q: Can someone explain the fragmentation for this mass spec of 2-Octanol? Can you explain in words and…

A: The question is based on mass spectroscopy. we need to analyse the spectra and identify the…

Q: ) An aldopentose, X, is subjected to a Kiliani-Fischer synthesis to produce two aldohexoses, Y and…

Q: A(n) ______________________ has a negative charge an a mass about 1,800 times smaller than a proton.…

Q: One mechanism for the destruction of ozone in the upper atmosphere is Os (9) + NO(g) → NO₂(g) +…

A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction…

Q: A 12.7 mL solution of 0.100 mol L-1 HOCI is titrated using 0.150 mol L-1 NaOH. What is the pH of the…

Q: Mass of evaporating dish #1 and original sample (9) 39.0119 0.848

A: In the given question it is asked for the Mass of the evaporating dish and the sample.It means it…

Q: What is the estimated average atomic mass for this element? A. less than 86 amu C. exactly 88 amu…

A: The instrumental method that is used to determine the structure of the chemical compound by…

Q: 4 Br 3 mCPBA 5 1 NaOH to 2 Br

A: Multistep synthesis is given.We have to use suitable reagents to carry out the synthesis.

Q: In a 3.7-gram sample, there are _________________ atoms of gold (Au).

A: Welcome to bartleby !

Q: Draw the structure of the expected product when this compound undergoes the following reaction…

A: Products of this reaction series is given below.

Q: An electron is trapped in a one-dimensional box that is 451 nm wide. Initially, it is in the n = 3…

A: The energy levels of an electron in a one-dimensional box are given by the formula: En=n2h28mL2…

Q: 2. Draw a simple particle diagram of a saturated solution of bismuth (III) iodide:

A: Bismuth (III) Iodide is a sparingly salt, for that its concentration must be low, due to its low…

Q: Find the molar mass of the following chemicals: Sodium (Na) Calcium (Ca) Xenon (Xe) Gadolinium (Gd)…

Q: The atomic mass unit is based on the mass of the _________ atom.

Q: If you break apart an ________ of an element like carbon, it’s not carbon anymore.

A: The smallest unit of matter is called the atom.

Q: Why is carbon said to be unique?

A: The reason for unique nature of carbon has to be given.

Q: If I had a mass of Copper such that I had one mole of protons, what would the mass of the sample of…

A: 1 mole of any molecule contains, 6.0231023 number of that molecule.1 mole of any atom contains,…

Q: 2. Consider the mechanism of the iodide-catalyzed decomposition of hydrogen peroxide H:O:(aq) +…

A: Rate law of a reaction is equal to the product of the reactants raised to some power. The sum of the…

Q: 4 Define the following symbols: a. S d. G b. AS e. AG с. Т

Q: Calculate the average atomic mass of carbon if 98.90% of the atoms are C-12 (12.000000 amu) and…

A: Here, we need to calculate the average atomic mass of the Carbon if 98.90% of the atoms are C-12…

Q: 14. Which of the following cquations represents the law of conservation of mass? A. H20- H2 + O2 B.…

A: Law of conservation of mass states that during any physical or chemical change, the total mass of…

Q: 3 Cu + 8HNO3 g 3 Cu(NO3)2 + 2 NO + 4 H2O In the above equation how many moles of NO can be made when…

Q: Decide whether each statement is true (T) or false (F). Place your answer in the blank space given.…

A: Scientific theory states that the atoms in today's plastics were parts of microscopic plants and…

Q: 17. The HOMO is A B. C. D. E. a

A: Molecular orbital theory is a method that shows that how atomic orbitals combine with other or with…

Q: 3. What diene/dienophile must be used to generate the following a. b. CO → →

A: When butadiene system reacts with dienophile it forms a six member ring system

Q: I Syllabus_CHEM 1315 03-Gene X <CO 1. Brightspace Q + app.101edu.co w Determine the mass, in grams,…

Q: Write a balanced net ionic equation to show why the solubility of Co(OH)2(s) increases in the…

A: Answer: For a sparingly soluble compound it is considered that all the dissolved quantity of the…

Q: 6. Fill in table. Metal High Spin or Low Spin # of unpaired # d Complex elect. electrons Rh(NH;),+…

A: To solve this problem one should know high spin and low spin complexes he must be aware of the…

Concept explainers

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.

Question

MCQ 25: 1.67*10-27kg is the weight of a single atom of
A. oxygen
B. nitrogen
C. hydrogen
D. water

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

If you had a mole of U.S. dollar bills and equally distributed the money to all of the people of the world, how rich would every person be? Assume a world population of 7 billion.
2.71 Use the web to determine the amount of low-density polyethylene and high-density polyethylene produced annually in the United States. Which uses predominate in the applications of these two materials?
Provide a reasonable estimate for the number of atoms in a 150-lb adult human. Use the information given in Table 20.2.
onsider separate 100.0-g samples of each of the following: NH3 , N2O , N2H4 , HCN , HNO3 . Arrange these samples from largest mass of nitrogen to smallest mass of nitrogen and prove/ explain your order.
The atomic masses in die periodic table are relative masses and average masses. Explain.
A 1.680-g sample of coal contains 1.584 g C. Calculate the mass percentage of C in the coal.
The percent by mass of nitrogen is 46.7% for a species containing only nitrogen and oxygen. Which of the following could he this species? mg src=Images/HTML_99425-8-23ALQ_image001.jpg alt="" align="top"/>
A sample of cocaine, C17H21O4N, is diluted with sugar, C12H22O11. When a 1.00-mg sample of this mixture is burned, 1.00 mL of carbon dioxide (d=1.80g/L) is formed. What is the percentage of cocaine in this mixture?
Ifan average fluorine atom has a mass of 3.161023 g, what is the average mass of a chlorine atom in grams?
Use a factor derived from the relationships written in Exercise 2.43 and the factor-unit method to determine the following: a.The number of moles of beryllium in a 10.0g sample of beryllium b.The number lead atoms in a 2mol sample of lead c.The number of sodium atoms in a 50.0g sample of sodium
Is there a difference between a homogeneous mixture of hydrogen and oxygen in a 2:1 mole ratio and a sample of water vapor? Explain.
An element X bas five major isotopes, which are listed below along with their abundances. What is the element? Isotope Percent Natural Abundance Mass (u) 46x 8.00% 45.95232 47x 7.30% 46.951764 48x 73.80% 47.947947 49x 5.50% 48.947841 50x 5.40% 49.944792