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
expeople1 [14]
3 years ago
13

PLEASE HELP !!!! This is a models of chemistry question

Chemistry
1 answer:
lora16 [44]3 years ago
7 0

Answer:

The 2.8 hrs one i think???

hope this helps

Explanation:

You might be interested in
How many grams are in 6.50 moles of h2so4?
GREYUIT [131]
You multiply 6.50 by the molar mass of H2SO4. 
7 0
3 years ago
Read 2 more answers
How much heat must absorbed by the reaction system to convert 100g of NaNO3 into NaHSO4(s)?
Alex787 [66]

Answer:

about 4.8kJ

Explanation:

6 0
3 years ago
In order for rock formations to move the plates__________ .
ANEK [815]
Igneous rocks are found where plates diverge, as lava rises and fills the gap between the plates. Igneous rocks also form where plates converge. The subducting plate melts as it sinks into the crust of the Earth, and the melt rises into the overriding plate forming volcanoes.
4 0
3 years ago
Veronica is taking an average of 16 height measurements in a brand-new experiment. Which term is this the best example of? repli
Karolina [17]

Answer:

repetition

Explanation:

Taking an average of 16 height measurements is an example of repetition. Repetition involves making and taking repeated measurements in an experiment.

The goal is to achieve a highly accurate and precise data from the experiment.

  • Replication involves duplicating another experiment and testing to see how valid they are.
  • Since Veronica's experiment is a brand new one, it's hypothesis has not been tested or replicated in any way.
  • Therefore, it is not a replication.
  • But she is repeating the experiment to obtain different values.
3 0
3 years ago
Read 2 more answers
Give two examples of diffusion process in plants and animals.
lisabon 2012 [21]

answer:

in plants

Transport manufactured food from the leaves to others parts of the plant

Facilitates gaseous exchange through the stomata in the leaves to other parts of the plant

in animal

Exchange of respiratory gases across respiratory services

Excretion of nitrogenous waste in some unicellular organisms

Explanation:

Hope it benefit

3 0
3 years ago
Other questions:
  • 1. Why is it that some combinations of ions do not seem to react while others result in precipitate? 2. For an insoluble compoun
    8·2 answers
  • 2000 km/sec. Convert that to<br> m/sec.
    15·1 answer
  • One different between mixtures and pure substance is that
    10·2 answers
  • Which statement correctly explains the polarity of the water molecule?. A) The hydrogen end of the molecule has a partial negat
    13·2 answers
  • Are you weightless when you go upwards in an elevator.Explain using newtons 3rd law of motion
    11·1 answer
  • Humans have developed different cat breeds using the process of selective breeding.
    5·2 answers
  • Who.
    14·2 answers
  • A scientist claimed that he radiocarbon dated a fossilized skull of a dinosaur and found it to be about 63 million years old. Do
    7·1 answer
  • Who else just copy and pastes the questions from edge?
    9·1 answer
  • Calculate [H3O+] and [OH−] for each of the following solutions at 25 ∘C given the pH.<br> pH= 2.89
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!