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raketka [301]
3 years ago
12

Bullet Level, Measuring Tape, Ruler and Plum Bob are examples of what type of tools a.hammers b.wrenches c.layout tools d.pilers

Chemistry
1 answer:
k0ka [10]3 years ago
8 0

The correct answer is C. Layout tools.

Explanation

Layout tools are a group of artifacts that are designed and manufactured to contribute to human tasks in specific measurement tasks, and quantification of lengths and inclinations in construction, design, planning on a plane, geometry, mathematics, among others. In the layout tools group are the measuring tape and the ruler they serve to measure lengths in centimeters, meters, inches, millimeters, among other units of measurement; a plumb line is also a tool used to calculate the inclination of a vertical surface using the force of gravity; likewise, the bullet level is a tool that uses the bubble of a liquid as a guide to know if it is completely level or has an inclination or deviation. According to the above, the correct answer is C. Layout tools.

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Choose all the answers that apply. Plasma is made of _____.
andreev551 [17]
<span>'Plasma itself is made up of 91.5% water. It acts as a solvent for important proteins, nutrients, electrolytes, gases, and other substances essential to life.'

Source: </span><span>https://study.com/academy/lesson/what-is-blood-plasma-function-components.html

Hope this helps! :)</span>
5 0
3 years ago
TRIPLE POINTS!!! I NEED HELP!!! PLEASE EXPLAIN TOO!!! What is the energy of a quantum of light with a frequency of 4.31 x 1014 1
Lelechka [254]

Answer:

The answer is

2.86 \times  {10}^{ - 19}  \: J

Explanation:

The energy of a quantum of light can be found by using the formula

<h3>E = hf</h3>

where

E is the energy

f is the frequency

h is the Planck's constant which is

6.626 × 10-³⁴ Js

From the question

f = 4.31 × 10¹⁴ Hz

We have

E = 4.31 × 10¹⁴ × 6.626 × 10-³⁴

We have the final answer as

2.86 \times  {10}^{ - 19}  \: J

Hope this helps you

3 0
3 years ago
A rigid container is filled with chlorine gas. The gas has a pressure of 2.75 bar. The tank is then cooled down to -20.0oC at wh
Gnom [1K]

Answer:

Original temperature (T1) = - 37.16°C

Explanation:

Given:

Gas pressure (P1) = 2.75 bar

Temperature (T2) = - 20°C

Gas pressure (P2) = 1.48 bar

Find:

Original temperature (T1)

Computation:

Using Gay-Lussac's Law

⇒ P1 / T1 = P2 / T2

⇒ 2.75 / T1 = 1.48 / (-20)

⇒ T1 = (2.75)(-20) / 1.48

⇒ T1 = -55 / 1.48

⇒ T1 = - 37.16°C

Original temperature (T1) = - 37.16°C

3 0
3 years ago
If 5.0 liters of carbon dioxide gas are produced by the reaction below at STP, how many liters of oxygen gas were used in the re
svp [43]
At STP

1L O₂ → 2L CO₂
xL O₂ → 5.0L CO₂

x=2.5 L
4 0
3 years ago
Pis
loris [4]

Answer:

5.00×10-19 J

Explanation:

E = hv

but v = c ÷ wavelength

E = (6.626×10-34) × ((3×10^8)÷(398×10-9))

= 4.9945×10-19

≈5.00×10-19

Hope this helps

8 0
3 years ago
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