A star has a mass of 204 1030 kg three-quarters of which is
A star has a mass of 2.04 1030 kg, three-quarters of which is hydrogen. The mass of a hydrogen atom is 1.67 10-27 kg. How many hydrogen atoms does the Sun contain? Use powers-of-ten notation.
Expected delivery within 24 Hours
write the balanced molecular equation for the reaction that occurs when h2so4 reacts with naoh in aqueous solutionwrite
if 0250 l of aqueous solution with a density of 100 gml contains 137 micrograms of pesticide express the concentration
a container in the shape of a cube 96 cm on each edge contains air with equivalent molar mass 289 gmol at atmospheric
write the net ionic equation for the reaction that takes place when the following aqueous solutions are mixed if you
a star has a mass of 204 1030 kg three-quarters of which is hydrogen the mass of a hydrogen atom is 167 10-27 kg how
a sample of lead has a mass of 4500 kg and a density of 1130 104 kgm3 at 0degc assume the average linear expansion
a pendulum of length l 840 m with a bob of mass m 180 kg is pulled aside until the bob is a distance l 672 m above
a thin piece of metal foil is 1328 ft long and 555 inches wide the density of the metal is 8638 gcm3 and the specific
a horizontal rope is tied from a house to a pulley and down to a paint bucket filled with sand the paint bucket
1943381
Questions Asked
3,689
Active Tutors
1438253
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.