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gizmo_the_mogwai [7]
3 years ago
12

Which is an example of an exothermic process?

Physics
1 answer:
4vir4ik [10]3 years ago
5 0

Answer:

i think answer is c

Explanation:

as formation water from steam condensed release heat

else all need heat

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A bus driver heads south with a steady speed of
Nutka1998 [239]

ANS

{ A }

Magnitude

5400.097 \: ✓ \: m

Direction

25.52 \:  ✓ \: ° South  \: of \:  West

{ B }

Average speed in ( m/s )

23.43 \:  ✓  \: m/s

{ C }

Magnitude

14.06 \:  ✓  \: m/s

Direction

25.52 \:  ✓  \: ° South  \: of \:  West

5 0
3 years ago
You need to make a very dilute solution of sodium phosphate dihydrate (MW 142 g/mol, FW 178 g/mol). How many grams of sodium pho
dlinn [17]

Answer:

first question is 178 g of sodium phosphate dihydrate. second question is 0.25 mL

Explanation:

To know the number of grams from the number of moles (0.5L*2mol/L)= 1mol. 1 mol is equal to 178 g. Second question mL of the stock is obtained from (0.1L*5.0^-3mol/L)/2mol/L.

6 0
3 years ago
While skateboarding at 19 km/h, Alana throws a tennis ball at 11 km/h to her friend Oliver. If Alana is the reference frame, the
nirvana33 [79]
Haven't taken physics but I would assume if her friend is standing in front of her that you would add up the speeds and get 30 km/hr.
7 0
3 years ago
Read 2 more answers
A 100 N force causes an object to accelerate at 2 m/s2. What is the mass of the<br> object?
satela [25.4K]

Answer:

50 kg

Explanation:

Given,

Force ( F ) = 100 N

Acceleration ( a ) = 2 m/s^2

To find : Mass ( m ) = ?

Formula : -

F = ma

m = F / a

= 100 / 2

m = 50 kg

Therefore, the mass of the object is 50 kg.

5 0
3 years ago
Which part of the wave has the highest frequency?
trapecia [35]

Answer:

The last part on the right side of the diagram

Explanation:

Im on plato and just got it right :)

6 0
3 years ago
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