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

Author Question: The formula of water, H2O, suggests (Read 196 times)

Wadzanai

  • Hero Member
  • *****
  • Posts: 528

Question 1

Consider the element indium, atomic number 49. The nucleus of an atom of indium-112 contains

49 protons, 63 neutrons, 49 electrons.
49 protons, 49 neutrons.
49 protons, 49 alpha particles.
49 protons, 63 neutrons.
49 protons, 112 neutrons.

Question 2

The formula of water, H2O, suggests

there is twice as much mass of hydrogen as oxygen in each molecule.
there are two hydrogen atoms and one oxygen atom per water molecule.
there is twice as much mass of oxygen as hydrogen in each molecule.
there are two oxygen atoms and one hydrogen atom per water molecule.
none of these are correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Wadzanai on Mar 21, 2021

vickyvicksss

  • Sr. Member
  • ****
  • Posts: 351
Reply #1 on: Mar 21, 2021
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 29% of students answer this correctly




Wadzanai

  • Member
  • Posts: 528
Reply 2 on: Mar 21, 2021
Excellent


debra928

  • Member
  • Posts: 342
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

The longest a person has survived after a heart transplant is 24 years.

For a complete list of videos, visit our video library