Answer:
35, 48 63 80 99
Step-by-step explanation:
please mark me as brainlest
Not sure is this is right but if the chemist wants to make the solution 35% acidic then he can use all of the 30% acid and 5% of the 45% acid.
Answer (C) 50 degrees
Steps: please check the attached image for details
Answer:
i think its c idk if im wrong im sorry
Step-by-step explanation:
Answer:
B. 
Step-by-step explanation:
We have been given a protractor and we are asked to find the measure of angle D.
We can see from our given protractor that the measure of angle D is 90 degrees as the ray OD crosses our protractor at 90 degrees.
Therefore, the measure of angle D is 90 degrees and option B is the correct choice.