Answer:
A weather symbol is plotted if at the time of observation, there is either precipitation occurring or a condition causing reduced visibility.
Explanation:
Wind is plotted in increments of 5 knots (kts), with the outer end of the symbol pointing toward the direction from which the wind is blowing.
<h3>
Answer:</h3>
0.18 moles HCl
<h3>
General Formulas and Concepts:</h3>
<u>Math</u>
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Chemistry</u>
<u>Unit 0</u>
- Conversion: 1000 mL = 1 L
<u>Aqueous Solutions</u>
- Molarity = moles of solute / liters of solution
<h3>
Explanation:</h3>
<u>Step 1: Define</u>
150 mL
1.2 M
<em>x</em> moles
<u>Step 2: Identify Conversions</u>
mL to L conversion
<u>Step 3: Convert</u>
= 0.15 L
<u>Step 4: Solve for Moles</u>
- Substitute [Molarity]:
- Isolate <em>x</em>:
- Rewrite:
<u>Step 5: Check</u>
<em>We are given 2 sig figs. Follow sig fig rules and round.</em>
Since our final answer is in 2 sig figs, there is no need to round.
Number of grams of salt in one Kilogram
Answer:
Rachel Carson's Silent spring
Explanation:
- Silent Spring is a science fiction book written by Rachel Carson. This book documents the ill effects of indiscriminate use of pesticides on the environment.
- Rachel Carson accused the chemical companies of sending false information, and that workers accepted the industry's marketing claims without question.
- The information in the book led to a general ban on DDT (pesticides) for agricultural use and also established the US Environmental Protection Agency.
Answer:
Most of the earliest microorganisms were prokaryotes so it would make sense for them to go through photosynthesis to create glucose for energy. They also could have gotten energy from salt water.
Explanation: