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
Agata [3.3K]
3 years ago
6

Fluorine gas is placed in contact with calcium metal at high temperatures to produce calcium fluoride powder. What is the formul

a equation for this reaction?
Upper F subscript 2 (l) plus upper N a (s) right arrow upper N a upper F subscript 2 (s).
Upper F subscript 2 (g) plus upper C a (s) right arrow upper C a upper F subscript 2 (l).
Upper F subscript 2 (g) plus upper N a (s) right arrow with delta above upper N a upper F subscript 2 (l)
Upper F subscript 2 (g) plus upper C a (s) right arrow with delta above upper C a upper F subscript 2 (s).
Mathematics
2 answers:
Tatiana [17]3 years ago
7 0

Answer:D

i took the test (:

Step-by-step explanation:

wariber [46]3 years ago
4 0

Answer:

D

Step-by-step explanation:

The Delta symbol represents heat being applied in order to produce.

You might be interested in
A savings bank invests $58,800 in municipal bonds and earns 12% per year on the investment. How much money is earned per year?
seraphim [82]
To find the answer we simply have to find 12% of 58,800. So to do that, we can multiply it by .12

58,800 • .12 = 7,056

So $7,056 is earned per year
5 0
3 years ago
Read 2 more answers
A rectangular garden has a width that is 10 feet shorter than the length. Write and simplify an expression to represent the area
morpeh [17]

Answer:

x²-10x=area

Step-by-step explanation:

Area= length×width

Length: x

Width: x-10

Area= x(x-10)= x²-10x

I hope this helps...

:)

6 0
3 years ago
Given the function f(x)=X^2- 3x, find f(-4)
sladkih [1.3K]
Put -4 in place of x
-4 to the second power is 16 so it would be 16-(-12)= 28
5 0
2 years ago
If two people who cannot digest lactose as adults reproduce, what is the probability that their children will be able to digest
sweet [91]
It is very unlikely that the children will be able to digest lactose. 
6 0
3 years ago
Read 2 more answers
What is the length of line Bc
Maslowich

Answer:    sorry if i am wrong but i think it is    c or a

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • A store has a %25, percent off sale on coats. With this discount, the price of one coat is $34.50. What is the original price of
    9·1 answer
  • Is 2.9 greater than 2.90
    7·2 answers
  • Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?
    8·2 answers
  • In a rhombus MPKN with an obtuse angle K the diagonals intersect each other at point E. The measure of one of the angles of a ∆P
    11·2 answers
  • Tori wrote the question for the area of the parallelogram 220.44 equals 16.7 what is the height of the parallelogram
    5·1 answer
  • 23 is 85% of what number?
    10·1 answer
  • What is the opposite of 18​
    5·2 answers
  • 20 BRAINLY POINTS FOR THIS QUESTION
    13·2 answers
  • What num com between 4 and 6?
    7·2 answers
  • I'LL GIVE BRAINLIEST, 5 STARS, AND A THANKS! 30 POINTS! I will report people.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!