Questions by Pedro Reis

Questions by Pedro Reis

Which one of the following compounds is insoluble in water? A) Na2CO3 B) K2SO4 C) Fe(NO3)3 D) ZnS E) AgNO3

asked Dec 26, 2023

1 answer

33 votes

259k views

A quantity with an initial value of 860 grows exponentially at a rate of 75% every 9 days. What is the value of the quantity after 6 weeks, to the nearest hundredth?

asked Sep 24, 2023

2 answers

18 votes

421k views

Which is the correct equilibrium constant expression for the following reaction? Fe2O3 (s) 3H2 (g) --------> 2Fe(s) + 3H2O(g)

asked Sep 10, 2023

1 answer

41 votes

363k views

Yolanda uses four cups of nuts and two cups of dried fruit to make trail mix. the the ratio is 4 cups to 2 or 4:2 notice the quantity of nuts double the quantity of dried fruit 4.2 is the same as_:1

asked Apr 11, 2023

1 answer

40 votes

89.4k views

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asked Feb 21, 2023

1 answer

35 votes

41.6k views

Which shape has perpendicular diagonals,two pairs of adjacent sides that are congruent,and no parallel sides?

asked Dec 26, 2022

1 answer

15 votes

3.9k views

Using the periodic table, choose the more reactive nonmetal. Te or O

asked Aug 12, 2022

2 answers

27 votes

79.3k views

No pupil in school is as good as cosmas . rewrite by beginning cosmas is

asked May 26, 2022

1 answer

18 votes

279k views

A roll of carpet that contains 250 yd of carpet will cover how many rooms if each room requires 7 3/4 yards of carpet?

asked Feb 18, 2022

1 answer

4 votes

393k views

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