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Xian
Questions (13)
The method of standard additions was used to determine nitrite in a soil sample. A 1.00-mL portions of the soil extract sample
6 answers
1,129 views
The surface area and the volume of a sphere are both 3 digit integers times π. If r is the radius of the sphere, how many
3 answers
1,151 views
Find an equation for the perpendicular bisector of the line segment connecting the points (-2, 5) and (3, -7).
1 answer
591 views
Find the real number a for which the lines −4x+ 3y = 7 and ax− 2y = 4 will be perpendicular.
2 answers
466 views
12. In a triangle ABC, AC = 36, BC = 48, and the medians BD and AE to sides AC and BC, respectively, are perpendicular. Find AB.
0 answers
498 views
In triangle MABC, D bisects side BC, G bisects side AB, and the points E and F trisect side AC. What is the area of the shaded
1 answer
545 views
A bicycle has a 100 cm diameter wheel. If you ride on and around a circle with a 10 km diameter 12 times, how many revolutions
1 answer
1,098 views
A 5 inch by 8 inch rectangle is enlarged to a similar rectangle whose smallest side measures 9 inches. What is the length in
1 answer
1,009 views
What is the maximum number of points of intersection of two different lines and three different circles in the same plane?
1 answer
756 views
a 5.0 kg mass attached to the end of a string swings in a vertical circle (radius 2m) when the mass is at its lowest point on
3 answers
4,863 views
A wheel with a radius of 1.5m rotates at uniform angular speed. If a point on the rim of the wheel has a centripetal
1 answer
795 views
A rifle with a weight of 20N fores a 5.0g bullet with a speed of 300m/s. (a) Find the recoil speed of the riffle (b) If a 700-N
1 answer
487 views
A 2.4kg ball falling vertically hits the floor with a speed of 2.5m/s and rebounds with a speed of 1.5m/s. What is the impulse
1 answer
2,704 views
Answers (8)
82-29-18=35 85-35-29=18 the answer is 35.
Sorry it's quite confusing. Is your explanation similar to this video? around 8:37 minutes youtu(dot)be/rllHziqWlgU
vol. of standard nitrite added, mL 5.00 10.00 15.00 20.00 25.00 Absorbance 0.079 0.161 0.236 0.318 0.403
-J'ai besoin un crayon et un feuille de papier. -Avez-vous besoin un livre ou un cahier? -J'ai un dictionaire mais j'ai besoin un calculatrice.
there is supposed to be an accent on the "a" by the way...
Je vais attendre pour mon/ma ami(e) a venir. Future tense for "I am going to wait" is either... -Je vais attendre...............or -J'attendrai
Attention, s'il vous plait
Could you please explain how you got to your answer?
