« previous next »

Author Question: The loss of an electron from a neutral helium atom results in A) neutral hydrogen. B) ionized ... (Read 302 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
on: Jul 27, 2018
The loss of an electron from a neutral helium atom results in
 
  A) neutral hydrogen.
  B) ionized hydrogen.
  C) ionized helium.
  D) neutral deuterium.
  E) ionized deuterium.

Question 2

The extent to which Mars has been habitable essentially boils down to the
 
  A) question of whether liquid water has ever been present on its surface
  B) question of whether oceans of liquid water have existed on its surface
  C) amount of water that has been present on its surface
  D) length of time liquid water has been present at or below its surface


akudia

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

The couple discusses grief over the loss of a child. The couple discusses grief over the loss of a child.
Chromosomes as captured via electron micrograph Chromosomes as captured via electron micrograph
Development encompasses both gains and losses. Sometimes a health crisis (loss) can result in a heal Development encompasses both gains and losses. Sometimes a health crisis (loss) can result in a heal
Scanning electron micrograph of HIV-1 budding (in green) from cultured lymphocyte. This image has ... Scanning electron micrograph of HIV-1 budding (in green) from cultured lymphocyte. This image has ...
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
Electron micrograph of mitochondrial DNA derived from the frog Xenopus laevis Electron micrograph of mitochondrial DNA derived from the frog Xenopus laevis
Video: Photosynthesis and Van Helmont Experiment

For a complete list of videos, visit our video library