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
Solnce55 [7]
3 years ago
11

If one uses an analytical balance to measure out a small quantity of reagent, and the mass is 0.0256 g, then how many significan

t figures are present?
Chemistry
1 answer:
vladimir1956 [14]3 years ago
3 0

Answer:

3

Explanation:

There are 3 significant figures and four decimal places. How do you know how many significant figures? Now let us convert the given number to standard form; we have 2.56*10^-2. Only the two significant figures were shown.

You might be interested in
What is the total volume of solution that was dispensed from this burette? before <br><br> after
monitta
Yeah answer should be .6 ml
6 0
3 years ago
Read 2 more answers
The following structure depicts three C atoms, two Br atoms, and eight H atoms,
Darya [45]

Answer: False

Explanation: There are four carbon atoms , eight hydrogen atoms and two Bromine atoms.

As the carbon forms four covalent bonds, every carbon must have four bonds and thus the formula of the compound is BrCH_2-CH(Br)-CH_2-CH_3.

IUPAC name of the compound is 1,2 di-bromobutane. As the carbon chain is 4 atoms long the word used is but and all the bonds are single bonds, thus the suffix used is ane.

5 0
3 years ago
The decomposition of nitrogen dioxide is described by the following chemical equation: Suppose a two-step mechanism is proposed
Mandarinka [93]

Answer:

<u>first step </u>

NO2(g)  ------------------------------------> NO(g) + O(g)

<u>second step</u>

NO2(g) + O(g) -----------------------------> NO(g) + O2(g)

Explanation:

<u>first step </u>

NO2(g)  ------------------------------------> NO(g) + O(g)

<u>second step</u>

NO2(g) + O(g) -----------------------------> NO(g) + O2(g)

8 0
3 years ago
Sedimentary rocks are described as small pieces of rock and animal remains that are weathered, swept downstream and then settle,
tangare [24]

A. True

Sedimentary rocks are the only rocks that can hold fossils.

7 0
3 years ago
Read 2 more answers
What is the approximate tilt of the earth?<br> 18°<br> 23°<br> 45°<br> 60°
balandron [24]
The answer is 23.5° but I guess 23° is closest
7 0
3 years ago
Read 2 more answers
Other questions:
  • Use the radius of a rubidium atom from the table below to calculate the number of rubidium atoms in a row 6.00 cm long. Assume t
    9·1 answer
  • Which types of bond is formed between the two chlorine atoms in a chlorine molecule?
    10·1 answer
  • What type of reaction is represented by the following chemical equation?
    12·3 answers
  • How are compound, elements, and mixure different
    6·1 answer
  • Which of the following 0.250 m solutions has the greatest freezing-point depression?
    9·1 answer
  • PLS HELP ME IT IS SUPPOSED TO BE DONE IN 10 MINS PLS In a two paragraph (it can be a 2 sentence paragraph) extended response, su
    5·1 answer
  • Would outer space be an ideal spot for a concert? Why or why not? List, write, or draw your response.
    8·1 answer
  • The subatomic particle that is different in isotopes
    7·1 answer
  • Explain in terms of atomic structure, why cesium has a lower first ionization energy than rubidium. Determine the family/group i
    10·1 answer
  • Compared to compounds with network structures, compounds arranged in molecules (covalent bonds) have ____________ melting points
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!