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
Alborosie
2 years ago
6

10 POINTS

Chemistry
1 answer:
Snowcat [4.5K]2 years ago
7 0
E=hc/λ =6.626×10^-34×3 ×10^8 / 3×10^7 × 10^-9 = 6.626×10 ^-24J.
You might be interested in
Complete these equations for the ionization of an Arrhenius acid or base in water. Include the states of the products.
Mazyrski [523]
1)
 HI(aq) → H⁺(aq) + I⁻(aq)
So this is an Arrhenius acid because it releases H⁺.

2)
LiOH(s) → Li⁺ + OH⁻
So this is an Arrhenius base because it releases OH⁻
3 0
3 years ago
If an object has more positive charges than negative charges, the object has an overall?
guapka [62]
It will have an overall positive charge.
6 0
2 years ago
A simple definition of cells
Stolb23 [73]

Answer:

Cells are the basic structural and functional unit of life.

5 0
2 years ago
 what is 19.8-17.1
Ostrovityanka [42]

Answer: it should be 2.8

Explanation:

7 0
3 years ago
Read 2 more answers
WILL GIVE BRAINLIEST TO WHOEVER ACTUALLY GIVES RIGHT ANSWER. PLZ Which system of the human body allows oxygen to be dispersed to
IrinaK [193]

Answer:

circulatory system

Explanation:

it is what makes oxygen circulate

3 0
2 years ago
Read 2 more answers
Other questions:
  • Given that the ka for hocl is 3.5 × 10–8, calculate the k value for the reaction of hocl with oh–.
    11·2 answers
  • What is the mass of a neutron?
    13·2 answers
  • In a nuclear fusion reaction, what state is matter in?
    6·1 answer
  • When a 2.5 mol of sugar (C12H22O11) are added to a certain amount of water the boiling point is raised by 1 Celsius degree. If 2
    7·2 answers
  • Question 8 of 50
    7·2 answers
  • What is the formula to calculate speed?<br> O S= t/d<br> O S=d/t<br> OS=dxt<br> O S=txd
    12·1 answer
  • Which of these 2A elements has the largest atomic radius?
    11·1 answer
  • Why was Niels Bohr’s atomic model superior to all the earlier models?
    10·1 answer
  • Which of the following is a carboxylic acid?
    5·1 answer
  • When equal molar amounts of the following sets of compounds are mixed in water, which will not form a buffer solution?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!