1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
labwork [276]
2 years ago
11

Hydrogen is an element with two naturally occurring isotopes: 2 H and 3 H. This means that 2 H, which has a mass number of 2, ha

s fewer than 3 H, which has a mass number of 3.True/False
Chemistry
1 answer:
Dmitry_Shevchenko [17]2 years ago
8 0

Answer:

TRUE.

Explanation:

Mass Number is the sum of protons and neutrons present in the nucleus of an atom. Isotopy is a phenonmenon that occurs when atoms of same elements have different mass number (Number of neutrons).

2H isotope has 1 proton and 1 neutron.

3H isotope has 1 proton and 2 neutrons.

This meeans 2H isotope has fewer neutrons when compared to the 3H isotope. The correct option is TRUE.

You might be interested in
Which of the following statements is true? Protons have a mass that contributes significantly to the mass of the atomic nucleus.
Lunna [17]
The following statements from the paragraph are true. Protons have a mass that contributes significantly to the mass of the atomic nucleus. Neutrons have a mass that contributes significantly to the mass of the atomic nucleus. Electrons have a very low mass and are not found in the nucleus but instead are found in surrounding orbits.
3 0
3 years ago
The statements in the table summarize what Johannes Kepler stated in the early 1600s about the motion of planets.
SIZIF [17.4K]

Answer:

it's law

Explanation:

i got it wrong because i put the wrong answer but it was law or c

i hope this help's

4 0
2 years ago
(07.07)What transformation has changed the parent function f(x) = log2 x to its new appearance shown in the graph below?(6 point
amid [387]
The answer is B. f ( x - 3 ) - 2





























7 0
2 years ago
What is radioactivity.
Serggg [28]
Radioactivity another name for radioactive decay. Radioactivity refers to particles emitted from nuclei as a result of nuclear instability. 
5 0
3 years ago
how many minutes does it take light from the sun to reach earth the distance from the sun to earth is 93 million mi the speed of
Tems11 [23]
Look to be honest, I don't know how to work out the problem, but my teacher, and my says it takes 8 minutes for the Sun's light to reach

hope my answer works :)
8 0
2 years ago
Other questions:
  • Potassium forms ions with a charge of +1 (K+). Iodine forms ions with a charge of -1. Selenium forms ions with a charge of -2 (S
    5·1 answer
  • How do multiple forces interact
    14·1 answer
  • Heat and pressure due to magma intrusions may result in
    11·1 answer
  • An object with a mass of 2.0 kg accelerates 2.0 m/s2 when an unknown force is applied. What is the amount of the force?
    14·2 answers
  • How were the Great Lakes formed?
    6·1 answer
  • An element has two isotopes. 90% of the isotopes have a mass number of 20 amu, while 10% have a mass number of 22 amu. Calculate
    13·1 answer
  • Explain how the equation for GPE = force x distance.
    12·1 answer
  • Definition of atomic number ​
    14·2 answers
  • What are all the intermolecular forces present in a sample of BrF?
    5·1 answer
  • How many milliliters are in 8.12 moles of N2
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!