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
pochemuha
3 years ago
12

2)

Chemistry
1 answer:
Ivahew [28]3 years ago
4 0

Answer:

B

Explanation:

From Celsius to Kelvin add 273

From Kelvin yo Celsius subtract 273

Hence 30 - 273 = -243

You might be interested in
Consider the equation: S+302 →SO3 Is this equation balanced? Why or why not?
Talja [164]
No, because there’s 6 Oxygens going in and only 3 going out. To balance:
2S+3O2 -> 2SO3
5 0
4 years ago
How can pH go high over time
Natali5045456 [20]

Factors that raise pH in a swimming pool. 1. Natural pH Rise: Carbon Dioxide Loss. The chemistry of pH sounds a lot more complicated than it is. In short, the less CO 2 in solution, the ... 2. Sanitizers and their pH Impact. 3. pH and alkalinity adjustment chemicals.

4 0
4 years ago
Read 2 more answers
Stable nuclei with low atomic numbers, up to 20, have a neutron to proton ratio of approximately ________.
Pie
1 to 1. Most small atoms have the same number of protons and neutrons
6 0
4 years ago
A helium balloon contains 16.9 L of helium at STP. How many atoms of helium are in the balloon
Zepler [3.9K]
4.54×10^(23) atoms He
8 0
3 years ago
Is aloe vera a living or non-living thing?
Afina-wow [57]

Answer:

It is a living plant

Explanation:

3 0
3 years ago
Other questions:
  • Looking at Group 2A of the periodic table, which of these element probably has the lowest ionic radius? a) beryllium b) magnesiu
    12·1 answer
  • Assuming all gas is removed from the tank when filling balloons, how many 0.75 L balloons can be filled from a tank that contain
    14·2 answers
  • By inbvbsidiejebdhene
    10·1 answer
  • How did Dalton gather evidence for the existence of atoms?
    5·1 answer
  • Is cyclopentane an isomer of pentane? Explain.
    8·1 answer
  • Calculate the density of gold (in units of g/mL) if a 5.00 cm cube has a mass of 2.41kg
    6·2 answers
  • the volume of a gas with a pressure of 1.2 atmospheres increases from 1 to 4 what is the final pressure of the gas assuming cons
    13·1 answer
  • Increase food supplies in an ecosystem decrease competition because the competing organsims would
    11·1 answer
  • What animal did this person tes<br> on to see if the air was pure<br> nitrogen?
    11·1 answer
  • HELP!! 50 POINTS! PLEASE ANSWER AND EXPLAIN WHY:
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!