ellement1999 ellement1999

22-11-2020
Chemistry

contestada

Blood samples for research or medical tests sometimes have heparin added. Why is this done?

Respuesta :

aisharose300 aisharose300

22-11-2020

It is essential for accurate results that the correct volume of blood is sampled to achieve a correct concentration (and dilution, if liquid heparin is used), and that blood and anticoagulant are well mixed immediately after sampling.

Answer Link

Otras preguntas

The leader of a theocracy __________. A. is usually elected to office B. gains authority from religion C. is usually a monarch D. usually represents many differ

In Presidential Power and the Modern Presidents, Richard Neustadt identifies the source of a president's power to be ________.

Determine the concentrations of MgCl2, Mg2+, and Cl− in a solution prepared by dissolving 2.52 × 10−4 g MgCl2 in 2.00 L of water. Express all three concentr

Which of the following is an example of dissolution weathering?

Solve the equation using square roots. x2 – 14 = –10 A. no real number solutions B. 2 C. + - 2 D. + - 4

Please help me :((((

A wall is constructed of a section of stainless steel (k = 16 W/m -°C) 40 mm thick with identical layers of plastic on both sides of the steel The overall heat-

is -13 less than f/2

Solve for x: two thirds(x − 2) = 4x. x = negative two fifths x = negative five halves x = two fifths x = −2

A sediment core is removed from the floor of an inland sea. The sea has been in existence, off and on, throughout the entire time that terrestrial life has exis