My question is A 25 mL sample of 0.100 M HNO3 completely reacts with NaOH according to this equation:

HNO3(aq) + NaOH (aq) ⟶ NaNO3(aq) + H2O(l)

What volume of 0.0500 M NaOH solution is required to completely react with the HNO3

2.50 mL NaOH
5.00 mL NaOH

25.0 mL NaOH

50.0 mL NaOH

Which of the following graphs represents the function f(x) = 2^x

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.