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
Akimi4 [234]
3 years ago
7

Question 4 Solve and report to correct number of significant figure 2.375 + 4.5​

Chemistry
1 answer:
DiKsa [7]3 years ago
8 0

Answer:

6.9 (two sig figs)

Explanation:

2.375 + 4.5 = 6.875 = 6.9

When adding or subtracting, sig figs are determined by the least number of digits past the decimal point.

You might be interested in
1.<br> Which chemical equation represents a double replacement reaction?
astra-53 [7]

Answer:

AX+BY=AY+BX

Explanation:

Double-replacement reactions are represented by the general equation AX+BY=AY+BX a reaction in which a substance combines with oxygen, releasing a large amount of energy in the form of light and head

5 0
3 years ago
Read 2 more answers
A 5.0 l flask containing o2 at 2.00 atm is connected to a 3.0 l flask containing h2 at 4.00 atm and the gases are allowed to mix
gladu [14]
0.55[that is the correct answer to the question]<<<






6 0
4 years ago
What two things are conserved in a chemical reaction?
Sloan [31]
Mass and atoms are the properties conserved in every ordinary chemical reaction.

Hope this helps!
3 0
3 years ago
Empirical formula for 70.9% K and 29.1% S
aev [14]
I dont know sorry but good luck i know u can past
4 0
3 years ago
Methanol (ch3oh) can be made by the reaction of co with h2: co(g)+2h2(g)⇌ch3oh(g) to maximize the equilibrium yield of methanol,
BlackZzzverrR [31]
The enthalpy of the creation of Methanol is negative. This means heat is released when the reaction proceeds. You would want to use a low temperature.
8 0
3 years ago
Other questions:
  • Lana balanced an equation so that the result was 2C2H3Br + 5O2 → 4CO2 + 2H2O + 2HBr. Which most likely represents the starting e
    11·2 answers
  • Why do heated molecules rise? a Because they are less dense than the molecules around them b Because they are moving slower than
    5·1 answer
  • What part of a cell regulates the movement of materials in and out of the cell
    15·2 answers
  • What is the relationship between the kinetic energy of molecules in a solid and a liquid? Justify your response in two or
    8·1 answer
  • What are the two elements that are liquids at freezing?
    5·2 answers
  • A gas occupies 11.2 L at a pressure of 35.0 mm . What is the volume of the gas if it is Increased to a pressure of 64.0 mm Hg?
    14·1 answer
  • A sample of Ar(g) is contained in a
    10·1 answer
  • Classify each chemical reaction:
    7·1 answer
  • How much did one drop of HNO3 cause the pH of water to change?
    9·2 answers
  • Which row about a change of state is correct?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!