4,365 Answered Questions for the topic Science

Science Chemistry

01/29/21

Calorimeters in Chemistry
Calorimeters can be used to determine how much energy is in food. The energy in food is usually expressed in calories or kilocalories. A calorie is the amount of energy needed to change the... more
Follows • 1
Expert Answers •1
Science Physics

01/29/21

The correct formula for diphosphorus pentafluoride is:

PF, P2F5, P2F6 or K2F5
Follows • 1
Expert Answers •1
Science Chemistry

01/27/21

How do the names of the compounds, Carbon Tetrabromide and Magnesium Nitrate describe the chemical composition of each compound?
In one paragraph preferably but any answer is fine.
Follows • 2
Expert Answers •1

01/27/21

What are the three ways of Co2 transported within blood
Please I need help with question
Follows • 1
Expert Answers •2
Science Math Physics

01/27/21

What is the spring constant?
A ball of mass 4 Kg is released from rest at a height 50m above the spring. The ball compresses the spring by 5 m. What is the spring constant? Use g= 10 m/s^2
Follows • 1
Expert Answers •1
Science Math Physics

01/27/21

Calculating energy Conservation
A compressed spring in a toy is used to launch a 0.05 Kg ball. If the ball leaves the toy with an initial horizontal speed of 5.00 meters per second, and the spring constant is 50 N/m, what is the... more
Follows • 1
Expert Answers •1

01/26/21

Pathophysiology Calcium Question
Explain how malabsorption of calcium from the intestine would affect serum calcium and serum PTH.Any help on this question would be greatly appreciated, thanks!
Follows • 1
Expert Answers •2

01/26/21

Pathophysiology Hormone Balance

Fill in the following table regarding the hormones involved in water and sodium balance.  Stimulus for Release Effects of hormone ADH Aldosterone Atrial natriuretic peptide If... more
Follows • 1
Expert Answers •1

01/25/21

.Explain the difference between the type of blood carried by arteries and veins of: pulmonary circulation and systematic circulation on and on and
I need help with this question
Follows • 1
Expert Answers •2

01/25/21

Explain the changes that occur to the characteristics of inspired air before it enters the lungs

I don't understand this question. I need help urgently
Follows • 1
Expert Answers •1

01/25/21

List the structures that help to change the characteristic of inspired air before it reaches the lungs.
I need help with this question. I don't understand it
Follows • 1
Expert Answers •1

01/25/21

Describe the negative feedback loop
I need help with this question
Follows • 1
Expert Answers •1

01/25/21

Name the main body compartments of the human body and list organs in the different compartments

please i need help with this question
Follows • 2
Expert Answers •1
Science Biology Bio

01/25/21

Describe the functional effects of the sympathetic nervous system,
Please i need help with this question i don't understand this question. it's urgent
Follows • 1
Expert Answers •1
Science Biology Biosience

01/25/21

Describe the negative feedback loop in detail. Explain the function of each component. A general negative feedback loop, not one specific to temperature regulation.
Please i need help with this question
Follows • 1
Expert Answers •1

01/25/21

Pathophysiology Clinical Scenario Question

A 16-year-old girl is seen by her primary care doctor because her parents are concerned about her binge eating and their recent discovery that she engages in self-induced vomiting. Initial... more
Follows • 1
Expert Answers •1

01/25/21

POLITICS SHOULD GOVERN OVER SCIENCE DEBATE
"Politics should govern science"Explain why? Give an argumental statement.
Follows • 2
Expert Answers •2

01/24/21

What happens when co2 is heated

Follows • 2
Expert Answers •1
Science Math Physics

01/22/21

How do I answer these physics questions and what answer should I get?
You want to design the automobile racing circuit in Los Angeles to attract tourists to boosteconomy during Spring. First, you design the banked road for the racing cars to speed at 100mphfor a... more
Follows • 2
Expert Answers •1
Science Math Physics

01/22/21

How do I answer these physics questions and what answer should I get?
A 0.5 kg ball that is tied to the end of a 1.5 m light string is revolved in a horizontal plane, withthe string making a 30 o angle with the vertical.(a) Draw the free-body diagram for a conical... more
Follows • 2
Expert Answers •1
Science Math Physics

01/22/21

How do I answer these physics questions and what answer should I get?
A space habitat for a long space voyage consists of two cabins each connected by a cable tocentral hub. The cabins are set to spin around the hub axis.(a) What forces are acting on an astronaut in... more
Follows • 2
Expert Answers •1

01/22/21

Help with a Physics problem: How do I solve and what should I get?
A flat puck of mass M is rotated in a circle on a frictionless air table, and is held in this orbit by a mass m where mass m is at in equilibrium as shown in the figure. Find the tangential speed... more
Follows • 1
Expert Answers •1
Science Math Physics

01/22/21

Calculate the speed of a car that travels 250 miles in 4.0 hours.
Follows • 1
Expert Answers •1
Science Math Physics

01/22/21

What is the velocity of a group of explorers traveling from Antarctica to Australia, traveling 1500 miles in 48.0 hours? 31.3 mph north
Follows • 2
Expert Answers •1
Science Math Physics

01/22/21

What is the velocity of a car that travels south 400 miles in 8 hours?
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.