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
Dahasolnce [82]
3 years ago
7

What is the universe made of? Astronomers face an embarrassing conundrum: they don't know what 95% of the universe is made of.

Chemistry
1 answer:
Citrus2011 [14]3 years ago
4 0

Answer:

I think u understand this answers

You might be interested in
Which type of atom has the strongest attraction for electrons in bond formation? barium (Ba) chlorine (Cl) iodine (I) strontium
bezimeni [28]

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
The type of atom has the strongest attraction for electrons in bond formation Chlorine (Ci) c<span>onsider the location of barium, chlorine, iodine, and strontium on the periodic table.</span>
6 0
3 years ago
Read 2 more answers
Subway Surfer number 3 it says the color of a substance is an example of a(n) ___ (in science) pick these choices on the image.
RideAnS [48]
C is your answer. Because if you add two of them together you get a compound.
3 0
3 years ago
List a possible set of four quantum numbers (n,l,ml,ms) in order, for the highest energy electron in gallium?
Elena-2011 [213]
Gallum: Z = 31

electron configuration: [Ar] 4s^2 3d10 4s2 4p1

Highest energy electron: 4p1

Quantum numbers:

n = 4, because it is the shell number
l = 1, it corresponds to type p orbital 
ml = may be -1, or 0, or +1, depending on space orientation, they correspond to px, py, pz
ms = may be -1/2 or +1/2, this is the spin number. 
7 0
3 years ago
sucrose is composed of carbon hydrogen and oxygen which of the following is not needed in order to determine the precent by mass
Dimas [21]

Explanation:

It is often desirable to determine the mass percent of elements in a given compound.

To determine the mass percent of elements:

  • Evaluate the formula mass of the compound. This is done by summing the atomic masses of the atoms in the compound together.
  • The mass percentage is determined by pacing the mass contribution of each element or group to the formula mass of the compound and multiply by 100.

Learn more:

Percent by mass brainly.com/question/5544078

#learnwithBrainly

3 0
3 years ago
Water flows more easily than syrup, which means water has
-BARSIC- [3]

Answer:

lower viscosity than syrup

4 0
3 years ago
Read 2 more answers
Other questions:
  • How much heat is released during the formation of 3.18 mol HCl(g) in this reaction: H2(g)+Cl2(g) → 2HCl(g) with a H of -184.6 kJ
    7·2 answers
  • Which sample of matter has a crystal structure?
    9·1 answer
  • The mass of the atom is found by adding is protons and neutrons the electrical charge of an atom is found by adding the charge i
    13·1 answer
  • A control in an experiment
    10·1 answer
  • Please I'm not really sure.
    7·2 answers
  • What does bacteria cell and plant cell have in common
    6·1 answer
  • Where is the oldest rock layer in the dome?
    8·2 answers
  • Write 2 paragraphs on how perfluorocarbon affects scuba divers and their bloodstream.
    7·1 answer
  • Which element has the least density at STP?
    11·1 answer
  • How many cookies are there in one mole of cookies?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!