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Lunna [17]
3 years ago
13

Matilda works in a laboratory and is studying the properties of a liquid when it is exposed to heat. The volume of the liquid af

ter
thours is represented by the expression below.
165(0.97)
Determine the hourly rate of decrease in the volume of the liquid.
The volume of the liquid is decreasing at a ray of 0.3% per hour.
The volume of the liquid is decreasing at a rate of 3% per hour.
The volume of the liquid is decreasing at a rate of 0.97% per hour.
The volume of the liquid is decreasing at a rate of 9.7% per hour.
Mathematics
1 answer:
Mumz [18]3 years ago
3 0

Answer:

A state of matter is one of the distinct forms that different phases of matter take on. Four states of matter are observable in everyday life: solid, liquid, gas, and plasma. Many other states are known such as Bose–Einstein condensates and neutron-degenerate matter but these only occur in extreme situations such as ultra cold or ultra dense matter. Other states, such as quark–gluon plasmas, are believed to be possible but remain theoretical for now.

Historically, the distinction is made based on qualitative differences in properties. Matter in the solid state maintains a fixed volume and shape, with component particles (atoms, molecules or ions) close together and fixed into place. Matter in the liquid state maintains a fixed volume, but has a variable shape that adapts to fit its container. Its particles are still close together but move freely. Matter in the gaseous state has both variable volume and shape, adapting both to fit its container. Its particles are neither close together nor fixed in place. Matter in the plasma state has variable volume and shape, but as well as neutral atoms, it contains a significant number of ions and electrons, both of which can move around freely. Plasma is the most common form of visible matter in the universe.[1]Step-by-step explanation:

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________is a ratio comparing two quantities with different kinds of units
V125BC [204]

Answer:

Rate

Step-by-step explanation:

Rate is basically also a ratio. but it is the comparing of two different quantities with different units.

As ratio is comparing of same or identical quantities thus it has no units. But on the other hand as rate is the comparison of different quantities, thus it has units.

for example:

When i compare two quantities, 1st is a distance quantity and 2nd is a time quantity i.e.

20 meters : 15 seconds

thus the lowest form of this relationship will be:

4 meters : 3 seconds

when i write it in Decimal form it becomes :

Ans : 1.33 meters/second   (Distance per unit time)

As this ratio have remaining units thus it is referred to as "RATE".

5 0
4 years ago
Read 2 more answers
Write the equation of the quadratic given the following information:
xenn [34]
<span>y=a((x-h)^2)+k
Vertex=(h,k)
1. Vertex (5,-1) Point (2,4)
y=a((x-5)^2)+(-1)
f(2)=4
4=a((2-5)^2)+(-1)
4=a(-3)^2-1
4=a*9-1
5=a*9
5/9=a
y=(5/9)((x-5)^2)-1
2. Vertex (-2,0) Point (-1,-7)
y=a((x+2)^2)+0
y=a((x+2)^2)
f(-1)=-7
-7=a(-1+2)^2
-7=a(1)^2
a=-7
y=-7(x+2)
(x-h)^2=4(d)(y-k)
3. Vertex (0,0) Focus (0,2)
d=f-v
d=2
(x^2)=4(2)(y)
(x^2)=8y
f(0)=0
4. Focus (-3,4) Directrix y= -2
(x-h)^2=4(d)(y-k)
d=(4-(-2))/2=6/2=3
(x-h)^2=4(3)(y-k)
h=-3
k=(-2+4)/2=(2)/2=1
(x+3)^2=4(3)(y-1)
(x+3)^2=12(y-1)</span>
6 0
3 years ago
Money that is collecting interest in a bank account doubles in value every 10 years. When the account was opened, it had 16, or
Mrac [35]

The amount in dollars that is in the account after 50 years expressed in power is; 2⁹

<h3>How to apply the rule of exponents?</h3>

We are told that the money doubles in value after every 10 years.

When the account was opened it had 2⁴ dollars in it and after 50 years it has doubled 5 times. The doubling increased by a factor of 2⁵ and is now has a balance of 2⁴ × 2⁵.

Using the rule of exponents, we have;

2⁴ × 2⁵ = 2⁹

Read more about Rule of Exponents at; brainly.com/question/11761858

#SPJ1

6 0
2 years ago
Give any two rational number between _1/2 and _1/5.
krok68 [10]

what numbers are betwwen 2 and 5? ......<em> 3 and 4</em>

\frac{1}{3} and \frac{1}{4}

You can check this by converting them into decimals.

\frac{1}{2} = .50

\frac{1}{3} = .33

\frac{1}{4} = .25

\frac{1}{5} = .20

Answer: \frac{1}{3} and \frac{1}{4}

4 0
3 years ago
Read 2 more answers
A pet store has 9 puppies and 48 kittens what is the ratio of kittens to puppies
Ierofanga [76]
48:9

So, their's 48 kittens in 9 puppies.

48:9
96:18
144:27
8 0
3 years ago
Read 2 more answers
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