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
kirill115 [55]
3 years ago
8

A hypothesis is based on the analysis of data collected in a controlled

Chemistry
2 answers:
kiruha [24]3 years ago
6 0
True? I really don’t know but ones someone
Inga [223]3 years ago
6 0
The answer is false because a hypothesis is a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
You might be interested in
What will happen to the chemical equilibrium if MgCl2 is added? PLEASE HURRY
kari74 [83]

Answer:

a

Explanation:

5 0
3 years ago
Read 2 more answers
What does electric current measure?
9966 [12]

Answer:

Explanation:

Electric current in a wire, where the charge carriers are electrons, is a measure of the quantity of charge passing any point of the wire per unit of time. ... Current is usually denoted by the symbol I. Ohm's law relates the current flowing through a conductor to the voltage V and resistance R; that is, V = IR.

4 0
3 years ago
Read 2 more answers
Given the unbalanced reaction: P₄+ O₂ <img src="https://tex.z-dn.net/?f=%5Crightarrow" id="TexFormula1" title="\rightarrow" alt=
alex41 [277]

Answer:

The correct answer is option e.

Explanation:

P_4+ 5O_2 \rightarrow P_4O_{10}

Moles of phosphorus pent-oxide :

\frac{14.2 g}{284 g/mol}=0.05 mol

According to reaction, 1 mole of phosphorus pent-oxide is obtained from 5 moles of oxygen gas.

Then 0.05 mole of  phosphorus pent-oxide will be obtained from:

\frac{5}{1}\times 0.05 mol=0.25 mol

Hence,the correct answer is option e.

6 0
3 years ago
In the experiment "Beer-Lambert’s Law and Spectrophotometry", you prepared a calibration plot similar to the one pictured below.
dexar [7]

Answer:

0.025M

Explanation:

As you must see in your graph, each concentration of the experiment has an absorbance. Following the Beer-Lambert's law that states "The absorbance of a solution is directely proportional to its concentration".

At 0.35 of absorbance, the plot has a concentration of:

<h3>0.025M</h3>
8 0
3 years ago
What are the 4 variables that describe a gas
Phantasy [73]
Pressure, volume, temperature, # moles Pressure, volume and temperature, and moles of gas


Hope that helps!!!!
8 0
3 years ago
Other questions:
  • The molar concentrations for the reactants and products at equilibrium are found to be [CCl4]=1.0 M, [O2]=0.3 M, [COCl2]=4.0 M,
    14·1 answer
  • Which of the following is NOT an empirical formula?<br> a) CO<br> b) BrCl2<br> c) C6H9<br> d) H2O
    15·1 answer
  • Which of the following systems in not directly involved in the body's regulation of water?
    9·1 answer
  • 4.93x10^25/(6.02 x 10^23)
    7·1 answer
  • ༒why do solids have a fixed volume??☆☆☆​
    6·1 answer
  • How many moles are present in 1.2L of a 0.1 M NaCl solution?
    13·1 answer
  • What does the number 5 represent in 5 AlPO4
    5·1 answer
  • Please help!!! I’ll mark brainlist
    13·1 answer
  • Which will not appear in the equilibrium constant expression for the reaction below?
    5·1 answer
  • I don’t know what are the ones that are left ,can someone help me please
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!