Answer:
I don't understand the language French sorry can't answer
Hello! The answer to your question would be as followed:
Crawling in heavy smoke or extreme heat can increase <u><em>visibility</em></u>
18.14% of the bags contains less than 22 kg
<h3>What is
z score?</h3>
Z score is used to determine by how many standard deviations the raw score is above or below the mean. It is given by:
z = (raw score - mean) / standard deviation
Given that:
Mean = 22.73 kg, standard deviation = 0.80 kg
a) For <22:
z = (22 - 22.73)/0.8 = -0.91
P(z < -0.91) = 0.1814
18.14% of the bags contains less than 22 kg
Find out more on z score at: brainly.com/question/25638875
Answer:
hello your question is incomplete attached below is the complete question
answer : 550°c
Explanation:
From the phase diagram attached we can see that at point between 500° and 600° i.e.550°c on the phase diagram the first solid phase was form when a 55 wt% Pb-45 wt% Mg alloy slowly cools down from 700 to 300°c