This topic contains a solution. Click here to go to the answer

Author Question: An atom of helium has a mass about four times greater than that of an atom of hydrogen. Which choice ... (Read 90 times)

ega16

  • Full Member
  • ***
  • Posts: 145

Question 1

An atom of bromine has a mass about four times greater than that of an atom of neon.  How many grams of neon will contain the same number of atoms as 1,000 g of bromine?
◦ 4 g Ne
◦ 250 g Ne
◦ 400 g Ne
◦ 1,000 g Ne
◦ 4,000 g Ne

Question 2

An atom of helium has a mass about four times greater than that of an atom of hydrogen. Which choice makes the correct comparison of the relative numbers of helium and hydrogen atoms in equal masses of the two elements?
◦ There are about four times as many helium atoms as hydrogen atoms.
◦ There are about two times as many helium atoms as hydrogen atoms.
◦ The number of helium and hydrogen atoms is the same.
◦ There are about half as many helium atoms as hydrogen atoms.
◦ There are about one-fourth as many helium atoms as hydrogen atoms.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by ega16 on Nov 5, 2023

spicyzack

  • Full Member
  • ***
  • Posts: 158
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




ega16

  • Member
  • Posts: 145
Reply 2 on: Nov 5, 2023
Excellent


adf223

  • Member
  • Posts: 304
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

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

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

For a complete list of videos, visit our video library