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
Vikentia [17]
3 years ago
6

A car travels 350 km in 7 hours. What is the average speed of the car (in km/hr)?

Chemistry
2 answers:
Blababa [14]3 years ago
7 0

Answer:

50 km/hr

Explanation:

just divide the distance by the time (350/7)

anzhelika [568]3 years ago
4 0

Answer:

50 km/hr

Explanation:

Distance = 350 km

Time = 7 hours

Average Speed = ?

Average\:Speed = \frac{Distance}{Time} \\\\Average\: speed = \frac{350\:km}{7\:hr} \\\\A.V = 50\:km/hr

You might be interested in
Description of horizon a
topjm [15]
I like that game Forza horizon

5 0
3 years ago
In a sample of liquid water (H2O), which property differs among the water molecules?
garik1379 [7]

In a sample liquid water, a property that differs among the water molecules is its own orientation and space. The explanation of the answer to the question is because the number of the oxygen and hydrogen atoms and the hydrogen and atoms’ arrangement will never change and will always be the same for each of the water molecule. The strength of the bond of it also does not change and stays the same.

3 0
3 years ago
If 156 grams of chromium react with an excess of oxygen, as shown in the balanced chemical equation below, how many grams of chr
GenaCL600 [577]
228 grams
start with mass of Cr multiply by molar mass of Cr mole to mole ratio between Cr and Cr2O3 times molar mass of Cr2O3
7 0
3 years ago
A boron atom has ____ electrons at the first energy level and ____ electrons at the second energy level.
mylen [45]

Answer: A boron atom has 2 electrons at the first energy level and 3 electrons at the second energy level.

5 0
3 years ago
How does an indicator differentiate between an acid and base?
Svet_ta [14]

Answer:

that is all I know sorry hope that may help you :)

Explanation:

Indicator is a substance which shows different colors in acidic and basic medium. Indicators can be natural (derived from natural sources) or artificial ( man-made) for example :

*Litmus is an indicator. Acid turns blue litmus into red while base turns red litmus into blue

* Turmeric solution does not show change in color (remains yellow) in acidic solution and turns red in basic solution.

8 0
1 year ago
Other questions:
  • Please help with these asap
    13·1 answer
  • In a mixture of helium and chlorine, occupying a volume of 14.6 l at 871.7 mmhg and 28.6oc, it is found that the partial pressur
    10·1 answer
  • Calculate the solubility of silver chloride in 0.17M AgNO3. (Ksp=1.8E-10)
    6·1 answer
  • The electron in a hydrogen atom, originally in level n = 8, undergoes a transition to a lower level by emitting a photon of wave
    9·1 answer
  • A compound is a pure substance composed of two or more elements, combined by chemical means, in a definite ratio. Which containe
    5·1 answer
  • Which two metalloids have the same number of electrons shells as iodine? A. boron and silicon B. antimony and tellurium C. germa
    7·2 answers
  • Which of these statements about half-life is true? Check all that apply. Half-lives vary dramatically from isotope to isotope. A
    14·1 answer
  • 2. What would charge would you expect a magnesium atom to form?<br> O 2+<br> 017<br> 2
    10·1 answer
  • M
    15·1 answer
  • Question 1 (6 points) a. Fill in the blanks in the following paragraph to correctly describe the nucleus of an atom. (1 point)an
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!