Molarity = Moles / Liters! So in this instance, if you have 0.45 moles of NaCl, and we convert 300.0 mL to 0.3 L, we would plug in M = 0.45/0.3. The answer would be 1.5 M NaCl!
Since, the options have not been given the question is incomplete.
What is Darwin's name for species that do not appear to have changed for millions of years?
a.
Dinosaurs
b.
Living fossils
c.
Old souls
d.
Ancient moderns
Answer: b. Living fossil
Explanation:
In 1859 Charles Darwin proposed the term living fossil, that means a species or group of species that had not changed in terms of evolutionary context thus can be useful in tracing the extinct or previously existing forms of life. The examples of the living fossils are horseshoe crabs, ginkgo (Conifers) and tuatara. These group of animals were existed unchanged in the Ordovician, Permian, and Triassic periods respectively with few surviving species.
Answer:
aims to benefit the environment is the correct answer.
Explanation:
The goal of Aims to the benefits environment is to provide everyone information, values, and skills which are required to preserve and protect the environment.
Aims to benefit the environment includes
- To decrease emissions and reduce pollution.
- To improve waste management methods.
- To reduce the consumption of natural sources.
- To minimize noise and different nuisances.
Answer:Heavy rainfall causes a landslide on the side of a mountain
Explanation: The hydrosphere is the water in the world. The geosphere is rocks and earth.
Answer:
<h2>5.49</h2>
Explanation:
The pH of a solution can be found by using the formula
![pH = - log ([ { H_3O}^{+}])](https://tex.z-dn.net/?f=pH%20%3D%20-%20log%20%28%5B%20%7B%20H_3O%7D%5E%7B%2B%7D%5D%29)
H3O+ is the hydronium ion
From the question we have
We have the final answer as
<h3>5.49 </h3>
Hope this helps you
