kennajaye4841 kennajaye4841

07-03-2024
Chemistry

contestada

Naturally occurring gallium contains two isotopes: 69Ga (60.11%) and 71Ga (39.89%). What is the estimated atomic weight of gallium to three significant figures?
a) 68.9
b) 69.
c) 70.6
d) 71.4

Respuesta :

Otras preguntas

What is the meaning of the word assiduous as used in the passage? Film directors and anthropologists Lucien Castaing-Taylor and Véréna Paravel were assiduous in

What does this graphic help the reader understand about the author’s message? Holding doors makes people smile. It is important to help women. It is important t

Why do you think a scientist would want to measure a specific part of the plant?

Which function matches the graph? A 2-dimensional graph with an x-axis and a y-axis is given. A parabolic curve is drawn whose axis of symmetry is parallel to y

What is the Area of the circle

Europa, a moon that orbits Jupiter, is quite different from Earth’s Moon. One characteristic it shares with Earth’s Moon is that Europa–

Which sentence uses quotation marks correctly?

What did the Cable Communication Policy Act of 1984 accomplish? A. It forced cable companies to improve accessibility and reduce cable rates. B. It made cable

A firework is fired from the ground straight up on a planet with an acceleration due to gravity of 6.82 m/s/s. The firework will not explode until the moment wh

The table shows the possible outcomes of spinning the givenspinner and tossing a fair coin. find the probability of spinning a 1 and tossing ahead.5341 2 3 4 5h