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
romanna [79]
4 years ago
9

4.True or false. P(E) + P(Ec) = 1.

Chemistry
1 answer:
iogann1982 [59]4 years ago
4 0
4.) True: 
Since
P(E) = 1 - P(Ec)
P(E)+P(Ec)=1 
If you think of it as the chances of you getting e or not getting e, then it's a 100% chance of either one happening. 
You might be interested in
(1.8 x 10-2) ÷ (9 x 102)
andre [41]
.3333333 as a repeating decimal
8 0
3 years ago
Read 2 more answers
Which statement is an opinion?
Zepler [3.9K]
C. or A. Is your best bet

8 0
3 years ago
Read 2 more answers
If you refuse a legal chemical test issued by a law enforcement officer, the Division of Motor Vehicles is required to:
Andru [333]

Answer: Revoke the driver's license for at least 12 months

Explanation:

Chemical tests are used in order to measure the amount of drugs or alcohol that is in the body of a person when the person was arrested. To do this, samples of the urine or blood of the person can be taken and the result will be used to know if the person was driving under the influence of alcohol or not.

If the person refuse a legal chemical test issued by a law enforcement officer, the Division of Motor Vehicles is required to revoke the the driver's license of the person for at least 12 months.

6 0
2 years ago
The gases that make up Earth’s atmosphere are commonly referred to as air. Air consists of major gases and trace gases. What is
Snezhnost [94]

Air is a mixture, Its constituens can be seperated

8 0
3 years ago
Solid aluminum metal and diatomic bromine liquid react spontaneously to form a solid product. give the balanced chemical equatio
kaheart [24]
Aluminum has a chemical formula of Al, while diatomic bromine has a chemical formula of Br₂. The balanced chemical reaction is shown below:

<em>2 Al (s) + 3 Br₂ (l) → 2 AlBr₃ (s)</em>

The solid product is called Dibromoaluminum. The stoichiometric coefficients are used to balance the reaction to obey the Law of Conservation of Mass.
3 0
3 years ago
Read 2 more answers
Other questions:
  • In an Honors organic chemistry lab, a student devised an experiment in which she would treat benzoic acid with t-butanol in an a
    14·1 answer
  • What is the percent yield of ferrous sulfide if the actual yield is 220.0 g and the theoretical yield is 275.6 g?
    9·1 answer
  • What does light do in the photoelectric effect?
    7·1 answer
  • Ultimately, all scientific knowledge comes from A.experimentation B.observation C.textbooks D.both experimentation &amp; observa
    12·2 answers
  • ) Do you think the pH of 1,0 M tri-methyl ammonium (CH3)3NH+, pKa = 9.80, will be higher or lower than that of 1.0 M phenol, C6H
    9·1 answer
  • What is the volume of an object whose dimensions are 5.54 cm, 10.6 cm, and 199 cm? Round your answer to the correct number of si
    7·1 answer
  • What is the gram formula mass of Ca3(PO4)2
    7·1 answer
  • What does science explain? (4 points)
    15·2 answers
  • A) 24 g<br> B) 36 g<br> C) 48 g<br> D) 60 g
    11·1 answer
  • Two tons of water is pumped into a tank 15 ft. High in 5 minutes. Determine the power output of the pump. (Note: One ton is equa
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!