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
Firlakuza [10]
3 years ago
14

Question 10

Chemistry
1 answer:
zepelin [54]3 years ago
3 0
Because the ring is hollow
You might be interested in
Please answer this question
ZanzabumX [31]

Answer:

Is the fixed number of water molecules present in one formula unit of a substance

Explanation:

When copper sulphate is heated in a china dish, the blue colomed crystal changes to a white powder due to the removal of molecules of water of crystallization

6 0
3 years ago
Calculate the enthalpy change for the reaction of hydrogen and chlorine using the bond energies below.
babunello [35]

Answer:

final-intial temperature= enthalpy change

8 0
3 years ago
Which of the following is an example of maintaining homeostasis?
dsp73

Answer: Drinking water

Explanation:

Your body has a drive to maintain homeostasis in the body that keep it stable. Water, Food, Warmth are all exaamples of things your body needs an ample supply of the maintain homeostasis.

6 0
3 years ago
What are four chemical and physical properties of phosphorus?
DedPeter [7]

Answer:

Properties: The melting point of phosphorus (white) is 44.1°C, boiling point (white) is 280°C, specific gravity (white) is 1.82, (red) 2.20, (black) 2.25-2.69, with a valence of 3 or 5. There are four allotropic forms of phosphorus: two forms of white (or yellow), red, and black (or violet).Oct 7, 2019

Atomic Number: 15

Atomic Weight: 30.973762

Explanation:

: )

8 0
3 years ago
Read 2 more answers
In order to expand agriculture and urban areas to meet increased demand for growing populations, water supplies often have to be
VMariaS [17]

answer:

lets say we have a big lake with a lot of animals and you want to move the water to somewhere else. A lot of animals and fish, frogs will have to find a new home!

7 0
3 years ago
Other questions:
  • How many atoms of phosphorus are in 8.10 mol of copper(II) phosphate?
    7·1 answer
  • Which of the following lists contains only elements?
    14·1 answer
  • Match the element with its number of valence electrons. Column A 1. Boron : Boron 2. Carbon : Carbon 3. Fluorine : Fluorine 4. S
    13·1 answer
  • Elias serves a volleyball at a velocity of 16 m/s. The mass of the volleyball is 0.27 kg. What is the height of the volleyball a
    6·1 answer
  • Convert 300c into kelvin and Fahrenheit scale
    8·1 answer
  • Answer: D=______ Don't forget the units! *
    11·1 answer
  • Help! I am in a hurry! Will get brainliest if correct!
    5·1 answer
  • At what point will potential energy be the highest? The object has a mass of 5 kg
    12·1 answer
  • The Sun is the key driving force of weather and climate. Which of the following is true regarding how weather and climate compar
    12·2 answers
  • How does a lock and key model allow enzymes in the human body to lower activation energy?
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!