Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Chemistry Expert

Multiple choice problems in Radioactive Decay.

1. An alpha (α) particle is essentially a ___________ nucleus.
A.carbon-12
B.uranium
C.hydrogen
D.plutonium
E.helium

2. Which of the following statements is true?
i.Some naturally occurring isotopes are radioactive
ii.All naturally occurring isotopes are radioactive
iii.No naturally occurring isotopes are radioactive
iv.All radioactive elements are man-made
v.none of the above

3. for most common types of radioactive decay, the order of least penetrating to most penetrating to human tissue is:
A.beta, gamma, alpha
B.alpha, beta, gamma
C.gamma, alpha, beta
D.gamma, beta, alpha
E.alpha, gamma, beta

4. Gamma (g) rays are:
1.are very low energy, very short wavelength electromagnetic radiation
2.are very high energy, very short wavelength electromagnetic radiation
3.are very high energy, very long wavelength electromagnetic radiation
4.are very low energy, very long wavelength electromagnetic radiation
5.none of the above

5. An electron emitted from the nucleus during some kinds of radioactive decay is known as:
A.A positron
B.A beta (β) particle
C.A gamma ray
D. An alpha (α) particle
E. nuclear fusion

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M918997

Have any Question? 


Related Questions in Chemistry

Analyzed individually two solutes have retention times of

Analyzed individually, two solutes have retention times of 17 s and 21 s with peak widths at half-maximum (w1/2) of 1.9 s and 2.8 s, respectively. If the two solutes are analyzed together, what would be the resolution on ...

A 120 ml sample of a compound has a density of 144 gml what

A 12.0 mL sample of a compound has a density of 1.44 g/mL. What is the weight of the sample in g?

If 628 g ca react with 923 g hcl according to the reaction

If 62.8 g Ca react with 92.3 g HCl according to the reaction below, how many grams of hydrogen gas will be produced, and how many grams of the excess reactant will be left over? Unbalanced equation: Ca + HCl → CaCl2+ H2 ...

Why is the freezing point of water set at 32ordmf why does

Why is the freezing point of water set at 32ºF? Why does the Fahrenheit scale start at 0º?

Please respond to one of the below questions in detail

Please respond to ONE of the below questions in detail. These questions are taken from Sam Kean's "Questions and Topics for Discussion".  Your response needs to be 1-2 pages long, or approximately 700-900 words. Consider ...

If you take a 100 ml portion of a 148 m ammonia solution

If you take a 10.0 mL portion of a 14.8 M ammonia solution and dilute it to a total volume of 0.250 L, what is the concentration of ammonia in the final solution? Provide an answer correct to 2 significant figures. For e ...

Suppose 68 g of carbon monoxide is reacted with 8g of

Suppose 68 g of carbon monoxide is reacted with 8g of hydrogen gas to produce methanol (chemical formula CH3OH or CH4O) a) Calculate the theoretical yield of methanol. b) If 3.57 x 10^4 of methanol is recovered, what is ...

How much water must be added to a 500 ml solution of 060 m

How much water must be added to a 50.0 ml solution of 0.60 M HNO 3  to produce a 0.40 M solution of HNO 3 ?

Assignmentthe purpose of this assignmentsubmission of an

Assignment The Purpose of this Assignment Submission of an ePortfolio is required for this class. Your Signature Assignment should address topics of personal interest, societal concerns, local, or even global issues, fro ...

Identify the atoms that are oxidized and reduced the change

Identify the atoms that are oxidized and reduced, the change in oxidation state for each, and the oxidizing and reducing agents in each of the following equations: a) Mg(s) + NiCl2(aq) ? MgCl2(aq) + Ni(s) b) PCl3(l) + Cl ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro