« previous next »

Author Question: Calculate the percentage by mass of hydrogen in PtCl2(NH3 )2. A) 1.558 B) 1.008 C) 0.672 D) ... (Read 157 times)

oliviahorn72

  • Hero Member
  • *****
  • Posts: 579
on: Aug 27, 2018
Calculate the percentage by mass of hydrogen in PtCl2(NH3 )2.
 
  A) 1.558
  B) 1.008
  C) 0.672
  D) 0.034
  E) 2.016

Question 2

Lead is used in
 
  A) paint.
  B) some gasolines.
  C) plumbing fixtures.
  D) Lead is used in all of the above.


chinwesucks

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Aug 27, 2018
Answer to Question 1

E

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

The Mass of Impacts on Earth The Mass of Impacts on Earth
Calculation of body mass index. To determine your BMI, find the value for your height on the left ... Calculation of body mass index. To determine your BMI, find the value for your height on the left ...
How to detemine the PH of a solution when given the hydrogen concentration How to detemine the PH of a solution when given the hydrogen concentration
How to calculate mean, median, and mode How to calculate mean, median, and mode
Mass Wasting Forms Mass Wasting Forms
Plot of the percentage of X-linked recessive mutations Plot of the percentage of X-linked recessive mutations
Video: Red alga life cycle Animation

For a complete list of videos, visit our video library