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
stiks02 [169]
3 years ago
12

PLEASE HELP !!!

Chemistry
1 answer:
mart [117]3 years ago
4 0

Explanation:

measuring the change of temperature when 2 liquids are mixed

You might be interested in
No links right answers only!! 9recipitation like in the Arctic tundra.
erik [133]
The answer is. B hope it helps plz mark me a brainless plz
4 0
3 years ago
Read 2 more answers
1. In the investigation of an unknown alcohol, there was a positive Jones test and a negative Lucas test. What deductions may be
pogonyaev

Answer:

1. When observing a positive test for the jones reagent and negative for the Lucas test, it indicates that it is in the presence of a primary alcohol.

Jones reagent behaves like a strong oxidant, where it transforms the primary alcohols into carboxylic acids and the secondary alcohols into ketones. Tertiary alcohols do not react.

With the Lucas test, tertiary alcohols react immediately producing turbidity, while secondary alcohols do so in five minutes. Primary alcohols do not react significantly with Lucas reagent at room temperature.

2. No reaction (See the attached drawing)

3. (see the attached drawing)

7 0
3 years ago
Cart A has a mass of 24 kg and is being pulled with a force of 32 N. Cart B has a mass of
horsena [70]
Cart b because it has greater force and higher mass
4 0
2 years ago
A neutral group of atoms joined together by covalent bonds
katrin [286]
A MOLECULE
A molecule is a true representative of a covalent bond.
7 0
2 years ago
Which element has the lowest first ionization energy? (F), (Li), (Fr), (Rb)?
Mariulka [41]

Answer:

Fr

Explanation:

Francium (Fr) has the lowest ionization energy, with a value of 4.0727eV. This ionization energy increases as one advances in a period, being greater in the group of nonmetals.

6 0
3 years ago
Other questions:
  • Which change represents an increase in the entropy system
    12·1 answer
  • If a hydrate of the formula
    12·1 answer
  • How many atoms of chlorine in 13 g of mgcl2
    15·2 answers
  • Which statement about the density of cold water is most likely correct?
    6·2 answers
  • An ion from a given element has 38 protons and 36 electrons what is the charge
    8·1 answer
  • What are the properties of gases?
    14·2 answers
  • What are major companies that sell most plastic straws ?
    6·2 answers
  • Use the periodic table to answer the questions which is the correct electron configuration for titanium
    6·1 answer
  • Which of the following is true according the the Arrhenius theory of bases?
    11·1 answer
  • Please help asap!!!!!!!!!!!
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!