Answer:
The speed of the car is 75 km per hour
Explanation:
Speed is distance over time so 150 km divided by 2 hours is 75km per hour.
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Answer:
H2CO3 represents carbonic acid
You could boil away the water, evaporating it, and leaving behind the solute.
Answer:
Celsius +273.15
Explanation:
The two scales have the same size degree, but Kelvin is an absolute scale based on absolute zero while 0° in Celsius is based on the melting point of water. So, in order to convert from Celsius degrees to Kelvin we only need to add 273.15 to the given temperature:
K= °C + 273.15
