1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ymorist [56]
3 years ago
8

You gained two pounds while on vacation. Which of the following has changed?

Chemistry
1 answer:
ale4655 [162]3 years ago
5 0
No matter where you are<span>, </span>your mass doesn't<span> </span>change<span>. But </span>your weight<span> depends on the gravity force so I would go with B</span>
You might be interested in
PLEASE HELP WILL GIVE BRAINLIEST
Reika [66]

Answer:

A

Explanation:

Chemical compound

Lead(II) chloride is an inorganic compound which is a white solid under ambient conditions. It is poorly soluble in water. Lead(II) chloride is one of the most important lead-based reagents. It also occurs naturally in the form of the mineral cotunnite.

6 0
3 years ago
Read 2 more answers
Muszę napisać wzór sumatryczny wysyłam załącznik
ioda

Cześć, nie mówię po polsku, więc zrobiłem to w Tłumaczu Google, więc przepraszam, jeśli coś brzmi śmiesznie.

chlor (VII) i tlen - ten wzór to CI_{2} O_{7}, a tlenek chloru jest bezwodnikiem kwasu nadchlorowego.

węgiel i wodór - wzór na węgiel i wodór to CnH2n + 2), jest to związek organiczny, a niższa klasyfikacja jest taka, że jest to również węglowodór aromatyczny.

Mam nadzieję, że to pomoże, błogosławionego i cudownego dnia! :-)

-Cutiepatutie

7 0
4 years ago
Name at least 4 other gases in atmosphere
aliina [53]
Oxygen. argon.nitrogen.carbon dioxide

8 0
3 years ago
Read 2 more answers
a 0.784 g sample of magnesium is added to a 250 ml flask and dissolved in 150ml of water. magnesium hydroxide obtained from the
Svetach [21]

The chemical reaction involving Mg(OH)2 and HCl is:

<span>Mg(OH)2  +  2HCl  -->  MgCl2  +  2H2O</span>

 

So we see that for every 2 moles of HCl, 1 mole of Mg is reacted.

Calculating for moles HCl:

moles HCl = 0.300 M * 0.215 L

moles HCl = 0.0645 mol

 

The moles Mg then is:

moles Mg = 0.0645 mol * (1 / 2)

<span>moles Mg = 0.03225 mol</span>

5 0
3 years ago
A part of your throat that acts like a gateway sending air into the lungs and food down into the stomach
Irina-Kira [14]
The pharynx is the answer
4 0
3 years ago
Other questions:
  • According to collision theory, which condition(s must be met in order for molecules to react?
    6·1 answer
  • If I put 3 Cubes of sugar in water would it dissolve in to nothing and if I boiled the water would the sugar film
    9·2 answers
  • What happens when the preassure of gas is decreased?
    8·1 answer
  • Which of the following characteristics of a watershed would act to reduce erosion?
    10·1 answer
  • I would Luke to ??​
    7·1 answer
  • The amount of heat released by the complete burning of 1 mole of a substance is the ____.
    7·1 answer
  • The element least likely to form a bond is group
    8·1 answer
  • PLEASE HELP!
    12·1 answer
  • On the pH scale higher numbers indicate ?
    5·2 answers
  • What is the energy of a photon with a frequency of 9.50 x 1013 Hz?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!