piper498 piper498

22-05-2023
Chemistry

contestada

a dna sample has an a260 of 1.74 and a280 of 0.93. what is its concentration? its a260:a280? is it sufficiently pure?

Respuesta :

Otras preguntas

.......Solve the equation:

(6x^2+46x+29)/(x+7) ok this is what it is

The product of (4z2 + 7z – 8) and (–z + 3) is –4z3 + xz2 + yz – 24. What is the value of x? What is the value of y?

According to selye, if your body's defenses are declining after dealing with a prolonged period of stress, you're at which stage of the gas?

Dg's plumbing and heating charges $50 plus $70 per hour for emergency service. bill remembers being billed just over $450 for an emergency call. how long to the

Facing certain impeachment and removal from office, Nixon announced his decision to resign in a national televised address on the evening of August 8, 1974. Wha

when the cartesian coordinate system is used to describe three dimensional space one needs three axes these axes are typically called the ___,___ and ___ axes

what is the measures in degrees and radians of the angle representing 7-8th of a circle

which of these can develop in the uterus A) the prostate gland B) Sperm C) The endometrium D) An unfertilized egg

A pharmacist asks a mother about a new prescription for an antibiotic, wanting to be sure that the drug is for the mother. the pharmacist is most likely concern