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Ghella
3 months ago
7

In the reaction at Blood Falls, iron and oxygen combine to form iron oxide, which is called rust (water is also present). The re

actants are ,
A] Oxygen and iron oxide
B] iron ad iron oxide
C] Oxygen and iron

and the product is

A] iron
B] Oxygen
C] Iron oxide.

i need answers to boh blanks please.
Physics
2 answers:
Ostrovityanka [3.2K]3 months ago
8 0
The reactants consist of oxygen and iron. The product is iron oxide. When iron interacts with oxygen, it generates iron oxide, which exhibits a reddish-brown hue, commonly referred to as rust.
Maru [3.3K]3 months ago
3 0
A reactant is any substance that takes part in a chemical reaction. Conversely, a product is what emerges from the chemical transformation. A familiar example of a chemical change is rust formation. In this reaction, oxygen and iron, which serve as the reactants, react to produce a substance known as iron oxide, or rust.
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kicyunya [3294]

Answer:

Δx=(v+v0/2)t

Explanation:

We can determine which kinematic equation to apply by selecting the one that encompasses the known variables as well as the unknown we aim to solve for.

In this scenario, the unknown we wish to determine is the initial velocity v_0v

0

​  v, start subscript, 0, end subscript of the roller coaster.

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3 months ago
A 1.2-m radius cylindrical region contains a uniform electric field along the cylinder axis. It is increasing uniformly with tim
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The rate at which the electric field changes magnitude is derived from the given inputs. The cylindrical region has a radius of 1.2 m and is associated with a consistent electric field along the cylinder's axis. To find the rate of change of the electric field, a specific formula is utilized. Therefore, the calculated rate of electric field change is derived.
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2 months ago
A 10 cm wide box is held between two springs in a 1 m gap on a frictionless surface. The left spring has a natural length of 80
Maru [3345]

Answer:

The distance measures x =0.291 \ m

Explanation:

According to the problem statement,

The box's width is b = 10 \ cm = \frac{10}{100} = 0.10 \ m

There is a gap of length l = 1\ m

The first spring's natural length is y = 80 \ cm = \frac{80 }{100} = 0.8 \ m

The spring constant for the first spring is k_1 = 200 N/m

The second spring has a natural length of z = 90 \ cm = \frac{90}{100} = 0.9 \ m

The second spring's spring constant is k_2 = 350 \ N/m

We denote the distance from the center of the box to the left edge as x.

At equilibrium,

The force exerted by the first spring is

F_1 = k_1 * (0.8 -x)

while the force from the second spring is

F_2 = k_2 * [ 0.9 - (0.9 -x)]

Thus, at equilibrium,

F_1 = F_2

Substituting values gives us

k_1 * (0.8 -x) = k_2 * [ 0.9 - (0.9 -x)]

which leads to

200 * (0.8 -x) = 350 * [ 0.9 - (0.9 -x)]

resulting in

160 -200x) = 350x

and finally,

160 =550x

this simplifies to

x =0.291 \ m

6 0
3 months ago
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