« previous next »

Author Question: Each of the following describes an Atom 1 and an Atom 2. In which case are the two atoms different ... (Read 104 times)

Kthamas

  • Hero Member
  • *****
  • Posts: 546
on: Jul 27, 2018
Each of the following describes an Atom 1 and an Atom 2. In which case are the two atoms different isotopes of the same element?
 
  A) Atom 1: nucleus with 6 protons and 8 neutrons, surrounded by 6 electrons;
  Atom 2: nucleus with 7 protons and 8 neutrons, surrounded by 7 electrons.
  B) Atom 1: nucleus with 7 protons and 8 neutrons, surrounded by 7 electrons;
  Atom 2: nucleus with 7 protons and 7 neutrons, surrounded by 7 electrons.
  C) Atom 1: nucleus with 8 protons and 8 neutrons, surrounded by 8 electrons;
  Atom 2: nucleus with 8 protons and 8 neutrons, surrounded by 7 electrons.
  D) Atom 1: nucleus with 4 protons and 5 neutrons, surrounded by 4 electrons;
  Atom 2: nucleus with 5 protons and 5 neutrons, surrounded by 4 electrons.

Question 2

Substitute the correct prefix to the fun-word 103-mockingbird.
 
  A) deci
  B) tera
  C) peta
  D) pico
  E) kilo


bulacsom

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Kthamas

  • Hero Member
  • *****
  • Posts: 546
Reply #2 on: Jul 27, 2018
Thank you!


bulacsom

  • Sr. Member
  • ****
  • Posts: 329
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Two representations of heme (derived from PDB ID 1CCR). The iron atom Two representations of heme (derived from PDB ID 1CCR). The iron atom
New employees should be shown all exits in case of an emergency. New employees should be shown all exits in case of an emergency.
How many Cl atoms are present in 2.16 moles of NCl3? How many Cl atoms are present in 2.16 moles of NCl3?
The chromosome locations for BRCA1 and BRCA2. Together, these genes account for the majority of case The chromosome locations for BRCA1 and BRCA2. Together, these genes account for the majority of case
Electropherogram showing the STR profiles of four samples from a rape case Electropherogram showing the STR profiles of four samples from a rape case
An Atom An Atom
Video: Primary and secondary response to infection

For a complete list of videos, visit our video library