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
MrMuchimi
3 years ago
14

Rewrite 2000 to have 2 sig figs.

Chemistry
2 answers:
masha68 [24]3 years ago
8 0
2.0 x 10^3 is what I’d write
aliina [53]3 years ago
4 0
20. Would be the right answer
You might be interested in
Calculate the time it takes for an object moving with a speed of 13m/s to travel 50 m
kykrilka [37]

Answer:

<h3>The answer is 3.85 s</h3>

Explanation:

The time taken can be found by using the formula

t =  \frac{d}{v}  \\

d is the distance covered

v is the velocity

From the question we have

t =  \frac{50}{13}  \\  = 3.846153...

We have the final answer as

<h3>3.85 s</h3>

Hope this helps you

7 0
3 years ago
Given the chemical reaction Fe3O4 + H2 ⟶ Fe + H2O, identify the coefficient of H2O in the balanced equation.
Nesterboy [21]

Answer:

fe3o4+4h2 - 3fe + 4h2o

therefore coefficient is 4

6 0
2 years ago
What is the first thing you notice about a person? .-_-
Ilia_Sergeevich [38]

Answer:

Their smile, I don't know why my eyes just go straight to teeth

7 0
2 years ago
Read 2 more answers
In a redox reaction what happens to a substance's charge when it is oxidized
Temka [501]
<span>oxidizing substance removes electrons from another substance, which are then added to itself, the oxidizing substance becomes “reduced” (more negative). And because it “accepts” electrons .</span>
5 0
3 years ago
Difference between melting point and melting range
Rudik [331]
The temperature at which a given solid will melt is called melting point.

The melting range is the span of temperature from the point at which the crystals first begin to liquefy to the point at which the entire sample is liquid.
5 0
2 years ago
Other questions:
  • Arrange the following types of photons of electromagnetic radiation in order of decreasing energy: red light, radio, x-rays, γ-r
    11·1 answer
  • which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal p
    11·1 answer
  • "The composting process is the A conversion of organic waste into soil conditioners or mulch. B.redesign of chemical processes t
    5·1 answer
  • Group two elements are <br> a. Metals b. Nonmetals c. Transition metals
    8·2 answers
  • A toxicologist studying mustard gas, S(CH2CH2Cl)2, a blistering agent, prepares a mixture of 0.675 M SCl2and 0.973 M C2H4 and al
    11·1 answer
  • Identify the element using the Bohr model below.​
    5·1 answer
  • Consider the reaction 2 H 2 + O 2 ⟶ 2 H 2 O Δ H rxn = − 484 kJ Which answer best describes the transfer of heat that occurs when
    8·1 answer
  • An experiment is designed to test what color of light will activate a photoelectric cell the best. The photocell is set in a cir
    13·2 answers
  • Solution A has a pH of 3, and solution B has a pH of 5. Which statement best
    7·2 answers
  • A 0.500-g sample containing Na2CO3 plus inert matter is analyzed by adding 50.0 mL of 0.100 M HCl, a slight excess, boiling to r
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!