mikewfield1678 mikewfield1678

22-02-2024
Chemistry

contestada

10 ml CH, gas is burnt completely in air ( 0, = 20%, by volume). The minimum volume of air needed is
(A) 20 ml
(B) 50 ml
(C) 80 ml
(D) 100 ml

Respuesta :

Otras preguntas

We need a small amount of sodium to keep heathy.Too much sodium can cause health problems.Salt is made from sodium and chloride. Explain the relationship betwee

here is a famous problem: nn guests arrive at a party. each person is wearing a hat. we collect all hats and then randomly redistribute the hats, giving each pe

if a plant has vascular tissue, megaphylls, and seeds, but not flowers, then it is a(n)

The functions of bone include all of the following except: A. structural support. B. hematopoiesis. C. mineral storage. D. organ protection. E. all of these are

study a block with a mass of 1.5 kg is set atop a vertical spring compressed 0.75 m. when the spring is released, the block flies upward and achieves a speed of

The virulence factors of a pathogen are established by how strong or weak a patient's body defenses are at the time of infection. (T/F)

the atomic mass of np-237 is 237.0481 u. what is the binding energy of np-237?

Assuming x is 5, y is 6, and z is 8, which of the following is false? 1. x == 5; 2. 7 3. z < = 4; 4. (1 + x) != y; 5. z >= 8; 6. x >= 0; 7. x Select on

suppose a collection of five batteries is connected as shown in the figure, in which b1 = 4.9 v.

a 6 ft tall man walks at the rate of 5 ft/sec toward a street light that is 16 ft above the ground. a. at what rate is the length of his shadow changing when he