### Explain what is the power output for a subject cycling

Assignment Help Chemistry
##### Reference no: EM13705792

Question- What is the power output for a subject cycling at a cadence of 70 rpm and a resistance setting of 3 kp?

I need proficient help to working out this problem

### Previous Q& A

#### Determine the posterior probabilities

Determine the posterior probabilities, given the following prior and likelihood probabilities.Prior probabilities P(s1) = .25 P(s2) = .40 P(s3) = .35 Likelihood Probabilities

#### What must the activation energy be for temperature increase

Question- Chemists commonly use a rule of thumb that an increase of 10 K in temperature doubles the rate of a reaction. What must the activation energy be for this statement to be true for a temperature increase from 18°C to 28°C

#### What is a hypothesis test

What is a hypothesis test? Why do we need to use them to make decisions about relating sample results to the population; why can't we just make our decisions by the sample value?

#### Find the standard deviation of the population

The ages (in years) of the employees at a particular computer store are   36, 32, 22, 32, 33 . Assuming that these ages constitute an entire population, find the standard deviation of the population. Round your answer to at least two decimal plac..

#### What will be the concentration after 705 seconds

Question- The rate constant is .430 m-1s-1 at 200c initial concentration of A is .00700M what will be the concentration after 705 Seconds

#### How many seconds will 23.6% of the reactant remain

Question- The rate constant for this first order reaction is .0840 s-1 at 400 C after how many seconds will 23.6% of the reactant remain

#### Computer output from a multiple regression model

Computer output from a multiple regression model with three independent variables yields the following estimated regression equation: 20.9 + 1.4X1 + 4.2X2 - 0.7X3.

#### Implement the chou-fasman algorithm

Assign propensities to all residues in the sequence - Chou-Fasman Method for Secondary Structure Prediction

#### How long in seconds would it take for the concentration

Question- The rate constant for this first order reaction is .830 s -1 at 400 C. How long in seconds would it take for the concentration of A to decrease from .690 M to .370M

#### What was the mass percent of nh4c1 in the original sample

Question- You start with a 2.354 g sample of a mixture containing SiO,, NaCl, and NH,Cl. If after subliming away the NH,Cl, you have 1.975 grams of sample remaining, what was the mass percent of NH4C1 in the original sample

### Similar Q& A

#### Question at a certain temperature the vapor pressure of

question at a certain temperature the vapor pressure of pure benzene and pure toluene are 380 torr and 130 torr

#### The reaction between 1-chlorobotane results from treating

The reaction between 1-chlorobotane results from treating it with sodium hypochlorite with HCL by the following reactions NaOcl + HCL yields HOCl + NaCl; HOCL+ HCl yields Cl2 + H2O.

#### Define na2co3 to the equivalent point

What volume of 0.0955 M HCI in millimeters is required to titrate 2.152 g of Na2CO3 to the equivalent point/ My teacher does not explain any thing and I need to understand this.

#### 50 g of nano3 is dissolved in 500 g of water the initial

5.0 g of nano3 is dissolved in 50.0 g of water. the initial temperature of the water was 21.0 degrees c and the final

#### Explain a wide variety of compounds on hand to help

Crime scene investigators keep a wide variety of compounds on hand to help with identifying unknown substances they find in the course of their duties

#### When aluminum combines with chlorine gas theyproduce the

1. when 14.25 g of magnesium was heated in air 23.61 gof magnesium oxide was produced.a what mass of oxygen has

#### Explain the combustion of carbon with excess oxygen

The combustion of carbon with excess oxygen forming carbon dioxide is exothermic. C(s) + O2(g) => CO2(g) ?Hrxn = -393 kJ If 9,494kJ of heat is needed from the combustion

#### A certain weak acid hahas a ka value of 97 x 10 -7calculate

a certain weak acid hahas a ka value of 9.7 x 10 -7.calculate the percent dissociation of ha in a 0.10 msolution?

#### Define an equation for the equilibrium reaction

Your friend brings you a 1.50 M sample of HONH3Cl and wants yo know the pH. You politely ask for the Ka of the acid and she responds that she only knows that the Kb for HONH2 = 3.0 x 10^-6

#### State needs intense purification.

There is less waste. II. Harsh reagents are avoided. III. It uses recombinant technology. IV. It needs intense purification.

#### Explain the balanced chemical equation at the beginning

Considering the balanced chemical equation at the beginning of Section 4.2, why is it incorrect to say that if we burn 2 kg of octane, we would get 16 kg of CO2 as a product

#### Explain what is the voltage between the plates

A velocity selector in a mass spectrometer, like that shown in Figure 21.39, uses a 0.130 T magnetic field. (a) What electric field strength is needed to select a speed of 4.50 106 m/s. (b) What is the voltage between the plates if they are separa..

#### Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!