In 2005 which two European groups rejected EU treaty that would have provided for am EUROPEAN constitution

6) The mineral, whose formula is Nis(AsO4)2 8H20, can be classified as a/n): (a) arsenide (b) sulfate (c) arsenite (d) nitrate (

tiny-mole [99]

Answer:

(e) arsenate

Explanation:

Arsenate -

arsenate are the chemical compound , that contains the arsenate ion , of formula , AsO₄³⁻ . The valency of the the arsenic atom in the ion is 5 , and has a pentavalent structure .

From the given compound in the question , the compound have an arsenate ion , hence it belongs to the Arsenate family .

7 0

3 years ago

In mid-western North America, the southern boundary of the north polar ice cap during past ice ages is marked by these two river

laiz [17]

Answer: option d. the Missouri and Ohio Rivers.

Explanation:

During the last ice age, there was reduction in the amount of solar radiation that hits the surface of the erth. As a result of this, some continents experienced a glacial growth and cold climates and the geography was also affected.

North America was covered by ice and the mid-western North America, the southern boundary of the north polar ice cap during past ice ages is marked by Missouri and Ohio Rivers.

6 0

3 years ago

On the map of the United States shown below, four lines have been drawn and labeled A, B, C, and D

xeze [42]

Mesosphere is the layer after stratosphere, which is after troposphere, as seen from Earth in the direction of Space.

It starts at 60 km and ends at 120 km, after which comes the termosphere.

So we're looking for a line that's closest to 100 km, and this is the shortest line, A.

6 0

3 years ago

Rocks that are _____ allow oil, natural gas, and groundwater to flow through them and even seep to the surface.

FinnZ [79.3K]

The type of rock that allows oil, natural gas, and groundwater to flow through them is known as reservoir rock and this can only occur if the rocks are permeable.

<h3>What is a Reservoir Rock?</h3>

This refers to the type of rocks that allows natural gases and fluids to go through them because of their permeability.

Hence, we can see that because the rocks have good permeability, that is they have the ability to allow minerals to flow through them, then this is known as a reservoir rock.