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
labwork [276]
3 years ago
6

What scientist do that is the basis

Chemistry
2 answers:
andrey2020 [161]3 years ago
6 0
They use the scientific method.
UNO [17]3 years ago
5 0
What does this question mean
You might be interested in
Ow many coulombs of charge are needed to produce 35.2 mol of solid zinc?
Natasha2012 [34]
<span>Answer: Zn(2+) + 2e(-) -------> Zn 1 mole of Zn is deposited by 2F of electricity ... so 48.9 mole of Zn will be deposited by 48.9 X 2F = 97.8 F of electricity... as 1F = 96500 C so 97.8 F = 97.8 X 96500 = 9437700 C of electricity...</span>
8 0
3 years ago
Read 2 more answers
In the polypeptide Phe-Tyr-Glu-Asp-Ser-Ile-Leu-Ser what is the N-terminal amino acid?
avanturin [10]

Answer:

N-terminal Phe, C-terminal Ser

Explanation:

Amino acids connect like

NH2 -CH(R1) -CO -NH-CH(R2)-CO-.....-NH-CH(Rn)COOH

So, 1st amino acid is N -terminal , and it is Phe.

Last amino acid is C- terminal, and it is Ser.

7 0
3 years ago
Which of the following best describes an atom?A)Protons and electrons grouped together in a random pattern.B) A core of electron
madreJ [45]

Answer: B

Explanation:

5 0
3 years ago
If 40.0 g of HCl react with an excess of magnesium metal, what is the theoretical yield of hydrogen?
Alekssandra [29.7K]

<span>1.    </span>The balanced reaction is:<span>

Mg (s) + 2HCl (aq) --> MgCl 2 (aq) + H 2 (g) 

We are given the amount hydrochloric acid to be used for the reaction. This will be the starting point of the calculation.

40.0 g HCl ( 1 mol HCl / 36.46 g HCl) (1 mol H2 / 2 mol HCl) (2.02 g H2 / 1 mol H2) = 1.11 g H2</span>

5 0
3 years ago
Read 2 more answers
A sample of water is mixed with a surfactant. What
jolli1 [7]

Answer:

Surfactants reduce the surface tension of a liquid. The Most liklely thing to happen is that the viscosity of the water will decrease.

5 0
3 years ago
Read 2 more answers
Other questions:
  • I give 10 points for 3 tasks + BRAINLIEST!!!!
    13·1 answer
  • How many ml of ethyl alcohol are presented in 50 ml bottle of an 70%
    10·1 answer
  • S this equation balanced and in the lowest form? 4NH3 → 2N2 + 6H2
    13·1 answer
  • _________ refers to the total energy of a system.
    5·2 answers
  • Consider the molar solubility of SrCO3 in 0.10 M Sr(NO3)2 versus in pure water. Ksp SrCO3 = 5.4 x 10-10 Which statement is true?
    11·1 answer
  • Calcium oxide anion meatl or metal
    6·1 answer
  • Allen is carrying out reactions in a lab. One of the products in all reactions is found to be either a precipitate, a gas, or wa
    9·2 answers
  • As the frequency decreases the wavelength...
    11·1 answer
  • Do i look phat in this dress?
    12·1 answer
  • A 500.0 g block of dry ice (solid CO2, molar mass = 44.0 g) vaporizes at room temperature. Calculate the volume of gas produced
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!