Solve for the angle ? where, 0 ? ? ? 2?cos2 ? + cos ? = 0

Fundamentals of Physics 10
In Fig. 5-64, a force of magnitude 12 N is applied to a FedEx box of mass m2 " 1.0 kg. The force is directed up a plane tilted by u " 373. The box is connected by a cord to a UPS box of mass m1 " 3.0 kg on the floor. The floor, plane, and pulley are frictionless, and the masses of the pulley and cord

Fundamentals of Physics: 9
A rope of negligible mass is stretched horizontally between two supports that are 3.44 Fig. 12-24 Problem 3. m apart. When an object of weight 3160 N is hung at the center of the rope, the rope is observed to sag by 35.0 cm. What is the tension in the rope?

Biology 8
Which ofthe following does not occur during mitosis? a. condensation of the chromosomes b. replication ofthe DNA c. separation of sister chromatids d. spindle formation e. separation ofthe spindle poles

Organic Chemistry, 9
Hydride reduction (with LiAlH4 or NaBH4) of each of the following ketones has been reported in the chemical literature and gives a mixture of two diastereomeric alcohols in each case. Give the structures of both alcohol products for each ketone. (a) (S)-3-Phenyl-2-butanone (b) 4-tert-Butylcyclohexano

Anatomy & Physiology 1
Ion pumps and phagocytosis are both examples of ________. a. endocytosis b. passive transport c. active transport d. facilitated diffusion

Anatomy & Physiology 1
Which muscle has a convergent pattern of fascicles? a. biceps brachii b. gluteus maximus c. pectoralis major d. rectus femoris

Biology 2e by Openstax
Identical copies of chromatin held together by cohesin at the centromere are called _____. a. histones. b. nucleosomes. c. chromatin. d. sister chromatids.

Organic Chemistry 8
Predict all approximate bond angles about each highlighted carbon atom. To make these predictions, use valence-shell electron-pair repulsion (VSEPR) theory (Section 1.4).