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The atomic weight of helium is 4.
See correct answer
ヘリウムの原子量は4です。
Related words
原子量
Hiragana
げんしりょう
Noun
Japanese Meaning
原子の質量を表す物理量で，炭素12の質量の1/12を基準として表した相対値。通常，元素記号の右下などに小数で記される。 / 一般的な化学において「atomic weight」と呼ばれてきた量。現在，国際的には「relative atomic mass（相対原子質量）」という呼称が推奨される。
Easy Japanese Meaning
げんしひとつの おもさを あらわす すうじ。ちがう げんしの おもさを くらべる ときに つかう。
Chinese (Simplified) Meaning
元素原子的相对质量（以碳-12为基准） / 元素的平均原子质量（考虑同位素丰度） / 相对原子质量的旧称
Chinese (Traditional) Meaning
原子的相對質量 / 以碳-12為基準的平均原子質量 / 元素原子質量的標準化數值
Korean Meaning
원소 원자의 상대 질량 / 탄소-12 질량의 1/12을 기준으로 한 원소의 평균 질량
Vietnamese Meaning
nguyên tử khối / khối lượng nguyên tử trung bình của nguyên tố
Tagalog Meaning
bigat atomiko / timbang atomiko / karaniwang bigat ng mga atomo ng isang elemento
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