sidmbonilla sidmbonilla

25-02-2022
Mathematics

contestada

The half-life of a radioactive substance is 153 days. How long will it take for 120
grams of the substance to decay to 90 grams?

Respuesta :

Haileymack037 Haileymack037

28-02-2022

Answer:

After 30 days ( first half life) 120 /2 = 60 g decays and 60 g remains left.

Step-by-step explanation:

Answer Link

Otras preguntas

Use the drop-down menu to complete the sentence. In Spanish colonial society, the group in the highest position were the

A motorcycle and its driver has a mass of 145 kg. Answer the following questions about it, using correct units. a. The motorcycle has a speed of 25.g m/s. What

BIG POINTS!!!In a hall there are 2100 seats. In a row there are either 45 or 40 seats. There are three times more rows with 45 seats than with 40 seats. How man

Which describes the work of Henry David Thoreau?-A. His poetry on the Revolutionary War became the basis for many patriotic songs.B. His books on nature inspire

Match the vocabulary term with its meaning. 1. a lifestyle of tending livestock in open pasture land nomadic 2. a lifestyle of wandering from place to place

Plz help! Need answers #18 and 19 asap

24=4v, what does v equal?

music appreciation The early twentieth century Recording devices first ran on electricity during the A. 1910s. B. 1890s. C. 1900s. D. 1920s.

− 3 5 (15x − 30) = 198

Which factor of x2 + 8x- 48? a.(x-6) b.(x+4) c.(x-16) d.(x+12)