06/13/21

Division with variables

(x^4 -2x^3 +x -4) divided by x^2 -3

06/03/21

Need and explanation under this statement

Red blood cells in normal saline (Isotonic solution) can survive while blast and destroy in water.

06/02/21

3 Cu + 8HNO3 --> 3 Cu(NO3)2 + 2 NO + 4 H2O

In the above equation, how many grams of water can be made when 10 grams of HNO3 are consumed?Round your answer to the nearest tenth. If your answer is a whole number like 4, report the answer as... more

05/31/21

According to the Bronsted-Lowry theory, a base is a(n)____ A. proton donor B. proton acceptor C. electron donor D. electron acceptor

According to the Bronsted-Lowry theory, a base is a(n)____A. proton donorB. proton acceptorC. electron donorD. electron acceptor

05/31/21

The pH of a solution for which [OH–] = 1.0 x10–6 is

05/31/21

When discussing the multiplication of viruses, virologists prefer to call the process replication, rather than reproduction.

When discussing the multiplication of viruses, virologists prefer to call the process replication, rather than reproduction. Why do you think this is so? Would you agree with virologists that... more

08/31/20

General Chemistry Electron Flow

A) Predict the products of the following acid base reactions.B) Draw the electron flow that leads to the products.

b) Solve for y: 2x + 3y =12

help me please and thank you

Christine deposited $4000 into an account with 2.1% interest, compounded monthly. Assuming that no withdrawals are made, how much will she have in the account after 6 years?Do not round any... more

N2H4 Lewis Structure

Why can’t the 2 N have a double bond in the Lewis Structure for N2H4?

05/17/20

Calculate enthalpy change

Use values for the standard enthalpies of formation to calculate the enthalpy change for the reaction below:2NH3(g)+3O2(g)+ CH4(g) → 2HCN(g) +6H2O(g)Give the quantity and unit (kJ) and don't forget... more

05/17/20

chemistry question

Ammonia has a specific heat capacity of 2.06 J/(g·K). How much energy is released when the temperature of a 6.00 gram sample of ammonia is reduced from 300 K to 288 K?

Does ADP allosterically activate or inhibit pyruvate kinase in Glycolysis? Or does it play a role in the allosteric regulation? If so, how?

I cannot find anywhere in my textbooks or scientific literature if whether or not ADP plays a role in allosterically activating or inhibiting pyruvate kinase in the glycolytic pathway. I know that... more

10/10/19

The epidural space is filled with cerebrospinal fluid (CSF).

The epidural space is filled with cerebrospinal fluid (CSF).

09/29/19

I really need help with this physics problem

So the problem is "A projectile is shot from the edge of a cliff 125m above ground level with an initial speed of 65.0m/s at an angle of 37.0 degrees with the horizontal. (a)Determine the time... more

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