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zlopas [31]
3 years ago
12

Three students use a meterstick with millimeter markings to measure a length of wire. Their measurements are 3 cm, 3.3 cm, and 2

.87 cm,
respectively. Explain which answer was recorded correctly.
Chemistry
2 answers:
Volgvan3 years ago
7 0

Answer: 3 cm

Explanation:

andreev551 [17]3 years ago
3 0
The answer is 3 I had this two
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3.45 x 10^20 molecules of sulfur dioxide to miles of sulfur dioxide
topjm [15]
(3.45 x 10^20 molecules of sulfur dioxide ) x \frac{1 mole sulfur dioxide}{6.022x10^23 molecules sulfur dioxide} = 5.73x10^-4 mole of sulfur dioxide
8 0
3 years ago
T he thermochemical equation for the reaction between hydrazine, N2H4, and dinitrogen tetroxide is given as: 2N2H4(2) N204 (1) 3
SpyIntel [72]

Answer:

4N2H4(2) + 2N204 (1) --> 6N2 (g) + 8H20 (g), AHO-2098 kJ

Explanation:

2N2H4(2) + N204 (1) --> 3N2 (g) + 4H20 (g),AHO-1049 kJ

when 6 mol of nitrogen are formed?

The ratio of Nitrogen in the previous therrmochemical equation to when 6 mol f nitrogen are formed is 2; 6/3 = 2.

So to get the new thermoochemical equation, multiply all parameters in the given equation by 2.

We have;

4N2H4(2) + 2N204 (1) --> 6N2 (g) + 8H20 (g), AHO-2098 kJ

6 0
3 years ago
Here is a picture of a hot spring in yellow stone national park match each kind a scientist with an aspect of the hot Spring she
Lady bird [3.3K]

Each kind of scientist is matched with an aspect of the hot spring he or she is most likely to study as follows:

  1. <u>Geologist:</u> rocks around and under the hot spring.
  2. <u>Ecologist:</u> relationships between organisms and the hot spring.
  3. <u>Sociologist:</u> human behavior around the hot spring.
  4. <u>Meteorologist:</u> atmosphere and weather around the hot spring.

<h3>What is a scientific observation?</h3>

A scientific observation can be defined as an active acquisition of knowledge (information) through one of the sense organs, while using scientific tools and instruments.

<h3>The types of scientific observation.</h3>

In Science, there are two main types of scientific observation and these include the following:

  • Qualitative observation
  • Quantitative observation

<h3>What is a hot spring?</h3>

A hot spring can be defined as a natural or an artificially-induced phenomena in which very hot groundwater flows out from the Earth's crust due to the heat present in the geosphere.  

In this exercise, you're required to match each kind of scientist with an aspect of the hot spring he or she is most likely to study as follows:

  1. <u>Geologist:</u> rocks around and under the hot spring.
  2. <u>Ecologist:</u> relationships between organisms and the hot spring.
  3. <u>Sociologist:</u> human behavior around the hot spring.
  4. <u>Meteorologist:</u> atmosphere and weather around the hot spring.

Read more on hot springs here: brainly.com/question/4421633

#SPJ1

Complete Question:

Match each kind of scientist with an aspect of the hot spring she or he might study.

A. Geologist

B. Ecologist

C. Sociologist

D. Meteorologist

1. Relationships between organisms and the hot spring.

2. Human behavior around the hot spring.

3. Rocks around and under the hot spring.

4. Atmosphere and weather around the hot spring.

7 0
2 years ago
Can somebody please help me
kramer

Answer:

a) carboxylic acid

b) amine

c) ester

d) aldehyde

e) alkene

f) ketone

Explanation:

Most of them are straight forward.

4 0
3 years ago
Identify the examples in which Sam interacts only with natural resources.
Elina [12.6K]

Answer:

He took a deep breath and splashed some water on his face.

Explanation:

I took the test on Edmentum.

7 0
3 years ago
Read 2 more answers
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