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
Licemer1 [7]
3 years ago
11

PLSS HELP! The gas carbon dioxide is a pure substance. Which of the following is true about carbon dioxide? (4 points)

Chemistry
1 answer:
Orlov [11]3 years ago
8 0

Answer:

A. Carbon and oxygen are chemically bonded in it.

Explanation:

I saw someone with the exact question and they said A so yea ♥

You might be interested in
Consider this reaction: KOH +HBr KBr + H2O Which statement is most likely true about HBr? O It turns blue litmus red O It reacts
vaieri [72.5K]

Answer:

It turns blue litmus red

Explanation:

Acids change blue litmus, which is an ink extracted from lichens, to red, and become less acidic when mixed with bases.

4 0
4 years ago
Read 2 more answers
If a physical or chemical change gives off heat energy, it is (4 points) an endothermic process a chemical process an exothermic
Cerrena [4.2K]
<span>it is an exothermic process as the heat is released from the system and ΔH < 0
</span>
8 0
4 years ago
Which of the following best describes a lens Galaxy
noname [10]
They are invisible  to us ,but they little shining balls that come together.
3 0
3 years ago
Determine the entropy change when 1.80 mol of HBr(g) condenses at atmospheric pressure?
sladkih [1.3K]
Hvap, Tvap, Mr are constants
Hvap = 443.38 kJ/kg = 196417.34 J/mol
Tvap = -85.1 °C
Mr = 36.5 g/mol
n = 1.80 mol

ΔS = n*Hvap/Tvap
ΔS = 1.80 * 196417.34 / (273-85.1)
ΔS = 1881.59 J/K = 1.882 kJ/K
4 0
3 years ago
Read 2 more answers
Which planet has more gravitational pull
beks73 [17]

Answer:

Jupiter

Explanation:

Its larger mass creates a stronger gravitational pull

3 0
4 years ago
Other questions:
  • What is the molecular weight of a gas that diffuses through a porous membrane 2.17 times faster than Xe?
    8·1 answer
  • How many moles of atoms are in 2.00 g of 13c?
    12·2 answers
  • I NEED HELP PLEASE, THANKS!
    7·1 answer
  • 2. Which term defines an acid?
    7·1 answer
  • What is the specific heat of a substance that absorbs 228 joules of heat when a sample of 706 g of the substance increases in te
    14·1 answer
  • The number of oxygen atoms in 48.0g of oxygen gas
    6·1 answer
  • A sealed piston contains 400 mL of air at standard ambient pressure. The piston is
    15·1 answer
  • How many molecules are in 1.2 L of CH4 at STP?
    7·1 answer
  • Which of these most likely indicates that a chemical change has happened? A. Spoiled milk gives off a strong oder. B. Candle wax
    5·1 answer
  • What internal structure do a zebra and a lion share?<br> Claws<br> Backbone<br> Hooves<br> Hair
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!