t8hgirltaypanggrc t8hgirltaypanggrc

03-03-2017
Chemistry

contestada

According to the ph scale, what is the approximate ph of acid rain?
a. 4.0
b. 4.5
c. 5.0
d. 5.5

Respuesta :

erika18marie erika18marie

06-03-2017

Normal rain has a pH between 5.0 and 5.5. The typical pH value for acid rain (when checked online) is 4.0.

Answer Link

Otras preguntas

Square of the complex number (i - 2)?

Perimeter of a square with an area of 81cm2

A movie starts at 7:00 pm and lasts 108 minutes. What time does the movie end?

How do I solve for x? X+6x=56

Please answer:If a stadium holds 60000 people.1. If the stadium is 2/3 full, how many people are there?2. If the stadium is 3/4 full, how many people are there?

Multiply these fractions (Lowest Terms) a) 2 x 3/4 b) 3 x 3/5 c) 4 x 1/3 d) 6 x 2/5 e) 1/2 x 1/4 f) 4/5 x 2/3 g) 5/6 x 3/4 h ) 1/10 x 2/3 i) 2 1/5 x 1/

Compute the value of the discriminant and give the number of real solutions to the quadratic equation: 3x^2 - 7x + 9 = 0

Describe a pattern in the sequence of numbers. Predict the next number. 1) 1, 2, 6, 24, ___ 2) 0, 3, 8, 15, 24, ___

'for a good cause if you are determined you are able to overcome any obstacle'. explain

Find the length of the radius of the following circle. (x + 2)2 + y2 = 10